Patuxent River

My husband and I enjoyed the PAXCON Reflections (the webinars provided in lieu of the Patuxent River Conference this year). The recordings are now posted to the website (link above) and available to all. The topics include:

How climate is changing in the Chesapeake Bay region and the Patuxent River watershed, potential impacts to Patuxent River water quality, and how communities can prepare for the future

The importance of wetlands in the Chesapeake Bay Region

Stormwater and how local communities are working to restore their streams and meet regulatory requirements

I’ve been prompted by these webinars to think about my own connection to the Patuxent River close to where I live. The Middle Patuxent originates in Howard County and joins the Little Patuxent near Savage, MD which continues southeast to join the Patuxent River just before it crosses under Crain Highway just south of Crofton, MD. There are 5 locations where I’ve been at or in the Middle Patuxent in recent years. The first 4 are sites for volunteer gigs (pre-pandemic) with high school students assessing water quality. Use the Google Map starting at MPEA and follow the Middle Patuxent.

MPEA

Middle Patuxent Environmental Area is near the origin of the Middle Patuxent. There are several streams that come together in the area to form the river. A loop of the Southwind Trail that goes close to the river. There are a lot of rocks in and along the river…riffles and runs and pools…places for lots of critters.

One time I went down when it was raining – the trail too muddy and the river too high for the water quality sampling. The runoff water had some foam in it and the speed of the water demonstrated how the banks eroded with each such event (note the leaning tree at the edge of the water.)

Robinson Nature Center

Robinson Nature Center is a little further down river from MPEA. I did water quality monitoring with other adults at that location pre-pandemic. There is more water in the channel than at MPEA. The trees along the river are smaller and don’t shade the water…making the water warmer that it was prior to the surrounding development. The banks are somewhat incised but there are still some beach areas…riffles, pools, and runs. There is more silt as well. There are still a few big rocks in the river. Note the whale shaped rock!

Edenbrook

The Middle Patuxent flows under Columbia Pike and on through suburbia. Parking at the dead end of Edenbrook Drive near Kings Contrivance and walking down the old road (gated) to the river is another access point. There use to be a bridge over the river that connected to Kindler Road on the south side. It washed away years ago, but the abutments are still along the river. The banks are more incised. The river is disconnected from its flood plain by this point (it has cut a deep enough channel that it doesn’t broaden much even when there is a lot of water: the water just flows faster and the channel just gets deeper).

Sweet Hours Way

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Parking on Sweet Hours Way and taking the Kings Contrivance Loop trail down to the rive is a little scenic hike on a paved. The banks are much more heavily incised here. The paths from the trail down to the river bed are very steep. There are trees that lean over the river in some places but some of them are barely attached to the bank. Once they fall, the stabilization they provided will be gone and the bank will collapse…until another tree’s roots hold the soil.

There are stretches of the river here that are sand/silt; the rocky bottom has been covered over.

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The little streams that flow down to the river here are also incising their banks. The land is sloped, and the banks quickly erode when they don’t support enough vegetation.

Behind my house

I hiked down to Middle Patuxent behind my house last spring during the first wave of the pandemic. Trees have fallen into the river – probably during a wind/rain event. They were big enough that they would have been growing at the river’s edge when my daughter was young (over 20 years ago) and we tried to make boats from sycamore bark on one trip to the river. During big rains, the water accumulates and runs off more rapidly now than it did then. There is forest buffer along the river but there has been a lot of development (impervious surface) in the watershed between MPEA and my neighborhood.  Some development is much closer to the river than my neighborhood with is about 0.13 miles from the river (forested). Some roads closely parallel the riverbed.   

I don’t know the river beyond that point although I might decide to take a small field trip to the Savage Mill/Bollman Iron Truss Bridge to look at the area where the Middle Patuxent merges with the Little Patuxent. I walked in the area years ago…but it was before I started taking pictures.

Chinese Mantis Egg Cases

Update: This blog post is about a visit to Robinson early in March. Like all Howard County Recreation and Parks facilities it is closed today as part of the strategy to slow the spread of COVID-19. Check the county web site for more information.

The dried grasses near the entrance of Robinson Nature Center seem to have a lot of mantis egg cases. They are easy to spot this time of year when the plants are dried and shriveled. The egg cases themselves look a bit like dried foam – about the same color as the grasses. But their shape is distinctive. It’s a Chinese Mantis egg case. The three egg cases I photographed were within a few yards of each other! There are going to be a lot of little mantises looking for food in that garden this spring since each egg case has 100s of eggs.

The species is not native, but it has been around in the US a long time. It was introduced in 1896 to the US and is now throughout the Northeast. It is the largest mantis in North America. It eats mostly other insects and spiders but has also been known to eat small reptiles, amphibians and even hummingbirds. I saw one eating a tiger swallowtail (dark morph) butterfly last July at Brookside Gardens

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NISE

Update: This blog post is about a visit to Robinson early in March. Like all Howard County Recreation and Parks facilities it is closed today as part of the strategy to slow the spread of COVID-19. Check the county web site for more information.

One of the things about volunteering – there are always new things to try. Robinson Nature Center recently got some kits from the NISE (National Informal STEM Education) Network which is a community of informal educators and scientists dedicated to supporting learning about science, technology, engineering, and math (STEM) across the United States. Before I signed up for the training Robinson was offering, I looked at the NISE site. It offers many program and activities with great documentation (some kits). I was thrilled to know about the site and enjoyed the hands-on experience at the Robinson training.

Then I tried the “Exploring the Universe: Orbiting Objects” one Sunday afternoon. It included the ”gravity well” apparatus (made with PVC pipes and elbows, slip tees, PVC snap clamps, and 4-way stretch fabric). The picture shows the heaviest sphere representing the star/sun. The idea was to use spheres of various sizes and weights to simulate planets.

The activity is designed for ages 4 - adult. During the hour I was doing the activity with people coming to the nature center, the age of the children skewed young. If there were 2 children in the visiting family, the youngest was younger than 4. But it was still fun. We simply had some escaping planets and the children were not quite old enough to understand the content --- other than direct observations of the different size/weight of orbiting planets/balls and the star ‘wobble’ particularly with the heavier planet/ball orbiting. It was a learning experience for all!

Robinson Nature Center - Inside

Last week, I was at Robinson Nature Center for my usual Sunday afternoon volunteering for the saltwater Touch Tank. It was a relatively busy day; there seemed to be more people in the room that usual when I started (I had one of the older children help me set up) and families seemed to just keep stopping by to see and touch the sea critters. The animals were tolerant enough of my handling and the children’s gentle (one finger) touches to still show off when they were on their own: the milk conch eating algae from the sand and the chocolate chip sea star holding firmly to the glass side.

In the only lull of the afternoon, I took a few pictures of the new extension to the wall painting in the Discovery Room. My favorite is the sycamore trees in winter.

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The tulip poplar seed pods are in the scene too.

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And then there are critters!

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There are some people sketched into the scene…maybe the painting will be further along next time I am at Robinson.

Robinson Nature Center - Outside

Last week, I was at Robinson Nature Center on two sunny days. On the first day I was volunteering to photograph a public program (a class for adults teaching or volunteering young children). I took a few pictures of the building through the dried plants in the center of the circular drive

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And some witch-hazel that was blooming near the water feature to the right of the walk into the nature center. The bright color of the witch-hazel stands out this time of year.

I had gone to the training offered by Robinson to photograph for them….the types of photographs they need for grants, brochures, posters. It is a different kind of photography than I normally attempt – a lot of people in action…capturing the essence of a program. As part of the sign-up process for a public program, the participants sign a waiver for the center to photograph them during the program (and that was my assignment). It’s a new photographic challenge for me and I hope Robinson can use some of the results.

There was a short hike during the program and I took a few seconds to photograph some sights along the short trail rather than people. Skunk cabbage was coming up and blooming near the stream that flows into the Middle Patuxent nearby and

Snowdrops were already blooming.

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I couldn’t resist a picture of a tall snag (where piliated woodpeckers nested last year) – its the tall trunk with no branches a little to the right of center. Can you pick out the sycamores too?

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The next day I was back for another volunteer gig – opening the saltwater Touch Tank for an hour. I got to Robinson early enough to do a little ‘cell phone’ photography.

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I took a picture of the witch-hazel again. It’s interesting to compare this photo – which was taken with the camera close to the subject – and the images taken the previous day with the zoom on my point-and-shoot camera. Note the difference in the backgrounds of the two images.

I was surprised at how many seeds were still on some of the plants that are milkweed relatives.

Both days were warmer days for February in Maryland…and wonderfully sunny.

Horseshoe Crab Shedding

The big excitement when I volunteered at the Robinson Nature Center Touch Tank last week was watching a horseshoe crab shed it’s outer shell. When I first came in, I was surprised that one of the horseshoe crabs was on the top of the sand rather than buried underneath like they usually are. Then – over the course of about an hour the crab shed….moving relatively quickly in the last 15 minutes. The first place the process is visible is at the top front edge. I took pictures along the way from two perspectives so that it’s possible to see the upper shell separating and the legs/body underneath.

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Finally, the main part of the crab was free of the shed although the shed was still resting on its tail

I took a sequence that shows that the tail is very flexible when the crab is newly shed. Its shell is soft as well. We don’t pick up or touch the horseshoe crabs that are shedding or newly shed.

We moved a nearby rock and the shed floated a short distance away. The horseshoe crab was still on the surface of the sand and its shell was probably beginning to harden. This would be a vulnerable time for the horseshoe crab in the wild. The shed was upside down in the tank, showing part that had covered the legs and body of the crab. The shed is almost clear…with some brownish highlights.

It was an interesting sight to everyone that was in the Discovery Room at the time….doesn’t happen all that often.

Ten Little Celebrations – January 2020

2020 has started out with more activity than I anticipated….more volunteering, more classes, more events…and some travel at the end of the month.

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Bluebird passing through: We don’t see bluebirds around that much….so it’s a special day when we do see one.

47th wedding anniversary: It doesn’t seem like such a long time…compared to my parents celebrating 67 years. I’m going to think of something special for our 50th coming up in 3 years!

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Children enjoying the Touch Tank: There are moments in every hour that I spend volunteering at Robinson Nature Center’s saltwater touch tank that are little celebrations for me and for the children. Whether it is awe from something an animal does…or how they feel…or just understanding something new.

Conowingo Eagles: Even on a morning I don’t get any particularly good pictures – I enjoy every trip we make to the Conowingo…and that the eagle population is back from the brink!

Hot tea with cream: Or maybe with just milk. It’s my favorite winter beverage.

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Middle Patuxent Water Monitoring: I always enjoy getting in the river and then doing the gleaning of the macroinvertebrates to identify. Since it was winter, I was braced to get very cold…but we had a wonderful sunny (not too cold) day!

Honing skills for volunteer gig: None of the classes were very long but were informative and applicable to me becoming a better volunteer. The topics ranged from autism, Howard Country Green Infrastructure Network, sensitivity training (impact of microaggression), outdoor wear fashion and function, and the spotted lantern fly. Wow – quiet a range of topics and all the presentations were excellent.

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Snow in the afternoon: So beautiful. I celebrate every snow these days because I don’t have to drive in it!

Zentangle® with Howard County Conservancy volunteers: I love guiding group Zentangle sessions. This particular group seemed to enjoy the session…and had some ideas about ‘next steps’ in a practice. And like the campers last summer…got a little Zen as well.

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Cooper’s Hawk on a Snowy morning: Often a ‘little celebration’ is a surprise that just happens. Seeing the Cooper’s Hawk fly into our sycamore was that kind of celebration – although I am glad the hawk is not around my backyard more frequently (since I enjoy the other birds).

In the Middle Patuxent River – January 2020

Last week I was in the Middle Patuxent River at Robinson Nature Center for the quarterly (winter) water monitoring. The temperature was in the 50s and sunny – an easier sampling than most years. I always like to take some pictures from right at or in the river. It’s a different perspective that being on a forest or meadow trail.

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I was the only one of the sampling crew with just boots….everyone else had waders. But the river level was not too high. I didn’t get water in my boots…and no one fell in either.

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We caught a madtom (catfish) in one of the collection nets (collecting macroinvertebrates). We took pictures and let it go before we headed up the hill to the Nature Center.

In the lab, we divided the buckets of samples into plastic bins and we all started collecting macros from our bins and randomly putting them into the two partitioned trays.

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Then random numbers were drawn to determine the compartments we would id and count until we got to 100….and then we looked at what was left for anything unique. Almost everyone took a few pictures of macros. The most unique thing we found was a white worm!

This was the first time I participated in a winter monitoring and it might have spoiled me – being as warm as it was.

Touch Tank – January 2020

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I enjoy the volunteer gig at the Robinson Nature Center Touch Tank….getting more experienced every time I spend an hour there. The Discovery Room, where the touch tank is located, is full of activities for pre-school through elementary school aged children with the Touch Tank being available when there is a volunteer to open it.

There are two kinds of sea urchins: the slate pencil with spines that look like slate pencils from the 1800s and pin cushion with spines that are more prickles. Both names are somewhat historical for young children. Some have never seen a pin cushion! Even the adults haven’t seen slate pencils that look like the sea urchin. Everyone enjoys seeing how the pin cushion urchins ‘hide’ by holding shells and little hats to themselves. The pin cushion urchins can also hang on well enough to hang upside down for a little while on my hand…always a surprise to the children.

Sometimes the sea urchins attach themselves to something else – a rock or a conch. Do you see the pin cushion urchin on the back of the milk conch in the pictures below? The conch was on the move with eye stalks extended and vacuuming up its food from the sand.

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There are three conchs in the tank. The largest is usually the most active.

And then there are the sea stars. I like to look at them through the glass of the tank…with their suction-cup feet out and hanging on. I pick them up for the children to touch – back and front – but I like them better through the glass.

Overall, I am getting more comfortable with the animals in the tank and better at controlling the flow of people (children) around the tank. An hour at the touch tank is always an hour well spent!

My 2019 in Review - Volunteering

I am looking back at the volunteering I did in 2019…what was like prior years…what was the same…how might things change in 2020.

Howard Country Conservancy is where I did more than half my volunteering. I enjoy the school field trips at Mt. Pleasant, Belmont and the streams around the county – “connecting people to nature”. The variety of locations and age groups keeps my interest. The field trips evolve to stay linked with curriculum in the schools but being out in the natural world is a continuing learning experience for a lifetime. In 2019 I changed the activities I did with summer campers…and volunteered more frequently during the summer than in previous years. Looking forward to 2020…it will be more of the same, but I’ll add the expertise I gained from the “Flying Wild” and “Growing up Wild” workshops to summer camp activities. The HCC staff and other volunteers are engaging and thoughtful. HCC is a great place to volunteer over the short and long term.

Three years ago, I added Brookside Gardens Wings of Fancy to my volunteer activities.  I’ve increased my hours each year. In 2020, I’ll probably do about the same as I did in 2019: 1-2 shifts per week when I am in town. The butterflies, interactions with the visitors to the exhibit, and helpful staff members keep me coming back.

Toward the end of 2019, I started volunteering at the Robinson Nature Center – specifically for the Touch Tank. I’ve enjoyed the shifts so far (I am still learning something new every time I volunteer!) and will continue volunteering in 2020. It’s an indoor venue…different from my other activities.  Right now my strategy is to volunteer more frequently at Robinson in the cold and hot months….less frequently in the spring and fall.

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Overall – volunteering is my best way of connecting to my community…helping to make it a good place to be for everyone.

Ten Little Celebrations – December 2019

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Happy Holidays!

My December had a lot of little celebrations already. I picked my top 10.

Coming home – I traveled over Thanksgiving and didn’t get home until the first of December. As usual after being away, I celebrated being home again.

Weather Conference for 6th graders – The weather was great…the students were focused…the speakers geared for the audience. It’s another annual volunteer gig that is now part of my celebration of December.

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Maryland Water Monitoring Conference – This was my third year to go to the MWMC and I learn something new every time. It’s a pretty intense day of learning.

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Howard County Conservancy Natural Holiday Sale – I love stocking the cookie table and keeping the urn full of Russian Tea. The event is always a celebration of the season.

Touch tank at Robinson Nature Center – I have a new volunteer gig! I chose something different than my other volunteering and easy to do during the winter since it is indoors. I really like the sea stars…watching the children observe the ‘feet’ through the glass and what happens when I ‘tickle’ to help the sea star let go so I can pick it up.

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Flying Wild and building a nest – I took a train-the-trainer type class for activities intended for grades 3-8…and one of hands on activities was building a nest. I celebrated that the one my team made managed to meet all the criteria: holding ‘marble’ eggs even when the nest moved and holding (weights) of fledglings!

Fog in the forest, birds at the feeder – It was a beautiful time looking out from the window of my office…the quiet of the forest holding the fog in the soft morning light, the birds coming to the feeder for breakfast. A moment to celebrate.

Maryland State House Christmas Trees – I enjoyed seeing all the creativity of the garden clubs…getting idea for upcoming years (maybe). It was just one of the things that put me more in the mood for all the other celebrations of the month.

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The Rise of Skywalker – It was a good ‘book end’ with the other end being the original Star Wars movie back 1977. I liked that so many story lines were resolved. Now I’m ready for a marathon watching of the other movies!

Bird feeder camera – We’re still perfecting how to mount the camera to optimize the view or our bird feeder. I’m celebrating getting the squirrel climbing the ladder as one of our early successes.

Touch Tank at Robinson Nature Center

I have started a new volunteer experience – at Robinson Nature Center’s Touch Tank. Like any new activity – the first few times are all about learning role; in this case, the biggest challenges involve opening the top of the tank (I’m not graceful at doing it…but I can do it) and knowing enough about all the organisms in it to share with people (children and accompanying adults). The sea stars are interesting even looking at them through the wall of the tank….hanging onto the glass with their suction-cup ‘feet.’

I encourage the children to watch what happens when I ‘tickle’ the sea star to loosen its hold on the glass so that I can pick it up and let the children (adults too) touch the creature. There are also milk conchs that sometimes seem like a rock at first glance. The shell is cream-colored and smooth on the side toward the sand with highlights of green and orange…and the organism is a deep red. It has eyes on stalks and, if held vertically for a few seconds, kicks!

Note in the second picture above – what looks like a top hat behind the milk conch. That is a sea urchin in hiding. They like to cover themselves with shells and other things that camouflage what they are; the hats were 3-D printed for the urchins to use for their ‘dress up.’

After two sessions volunteering at the tank, I’m well along the learning curve. One lesson learned – wash the saltwater off thoroughly (up to the elbows) when I get home and moisturize. I’m focused on my fingernails too since they seemed to be very dry and broke easily even after just one shift.

Ten Little Celebrations – November 2019

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Today is Thanksgiving here in the U.S….so I’ll start out my list of celebrations for this month with that holiday. It’s a day to reflect on what we appreciate in our life. There is so much to be thankful for. I even remembered to put the Indian corn on our front door the day after Halloween so I could enjoy it all month.

Robinson Nature Center - I am celebrating the new volunteer opportunities…more indoors that my other gigs. This winter won’t be a lull in volunteer activities!

Fennel – I celebrated that there was organic fennel in my grocery’s produce section!

HoLLIE lecture – An interesting lecture….and a reminder to celebrate the richness of learning opportunities close to where I live.

A sunny fall day – The month had some cold temperatures. I realized that seeing the sun on those cold days (even if through a window) is a little celebration.

Zentangle Christmas ornaments – I managed to start early making designs on both sides of paper coasters with a red Ultra-fine Sharpie. They are a celebration to make…to display…to give away.

Witch hazel blooming – Something blooming in November…with streamers…just when the trees are losing their leaves. Worth noticing and a celebration.

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Mowing leaves – It works! The yard looks good and my back doesn’t hurt. A strategy to celebrate.

Howard Country Conservancy preK – 3rd grade field trips – October was the peak of the field trip season but the ones in November had their own challenges – some cold, some wet…some windy. Overall – they were a good time in the outdoors for all – celebrating fall.

Road trip to Springfield MO– Road trips on my own are always a good time to think and enjoy the open road…celebrating with family when I get there.

Common Buckeye Butterfly

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Last Saturday, I was at Robinson Nature Center about noon enjoying the native plant garden near the front of the nature center. When I noticed a Common Bucky Butterfly enjoying some of the fall flowers.

I took pictures from several perspectives. The colors and markings are very distinctive. It has knobs on the end of the antennae and whitish palpi between its eyes. It’s reported to like flowers with yellow centers…and that it what this individual was enjoying.

The entrance of the nature center has a nice display of fall pumpkins and squash.

I had come to the nature center earlier to participate look at macroinvertebrates in this part of the Middle Patuxent – upstream from the location for the two assessment with high schoolers earlier this week. Two differences: 1) no clams at Robinson….lots of them further down the river and 2) we found a snail…didn’t find any downstream. We found more of everything but that could have been the difference between and adult group and high schoolers….and we had more time to do the project.

In the Middle Patuxent River

Last weekend I participated in the quarterly water quality monitoring of the Middle Patuxent River at Robinson Nature Center. The temperature was in the mid-40s it felt warmer with the sun shining and the river level less breezy that the top of the nearby hills. We hiked down taking a short cut through the forest and crossed the river.

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The crossing was a little tricky for those of is with boots (Me and several others) rather than waders but we made it across with only one person getting water in one of her boots. There is a whale-shaped rock that is a landmark for where the quarterly surveys take place.

We used D-nets and tubs to collect macroinvertebrates from leaf wads and riffles. The leaf wad my partner and I worked on had lots of little critters, a very large crane fly larvae and a frog. Everything went into the tub except the frog which we put back into the river (not a macroinvertebrate….and not easily contained anyway). After collecting for over an hour we headed back across the river to the lab with buckets to search through of macroinvertebrates to identify.

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Back in the lab we emptied the buckets into smaller plastic bins and started separating the macroinvertebrates into ice cube trays for identification. We were after diversity and numbers of macroinvertebrates, so we were sifting through everything very carefully. I used a macro lens attached to my cell phone camera to get a few pictures.

There were a few things that were not macroinvertebrates but they were in the sample which were generally bigger than the macroinvertebrates and moved around a lot – a little distracting while we were searching. Several of us had salamanders (me included) and one person has some small fish!

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Our team lead completed the form to submit for the monitoring session; the river scored about the same as the last sampling in January which is better than 85% of other Maryland water sources. Hurray for the river!