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Northwest Branch at Sandy Spring

Map of All Sites |Water Quality Monitoring


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Organisms Found in 2010

Asellidae (sowbugs)
Baetidae (small minnow mayflies)
Ceratopogonidae (biting midges)
Chironomidae (midges)
Corydalidae (dobsonflies/fishflies)
Culicidae (mosquitoes)
Decapoda (crayfish)
Dryopidae (long-toed beetles)
Elmidae (riffle beetles)
Gomphidae (clubtail dragonflies)
Heptageniidae (flatheaded mayflies)
Heptageniidae G. Stenonema/ Mccaffertium
Hydropsychidae (common netspinner caddisflies)
Leptophlebiidae (pronggilled mayflies)
Oligochaeta (aquatic worms)
Perlidae (common stoneflies)
Philopotamidae (fingernet caddisflies)
Physidae (pouch snails)
Planariidae (planarians/flatworms)
Simuliidae (black flies)
Tipulidae (crane flies)
Uenoidae (Ueonoid casemaker caddisflies) 


ThumbnailMap of Northwest Branch at Sandy Spring

Click on image to see
site within its watershed


5 - Happiness is finding something new

Happiness is finding something new!
            (photo by Alex Farifield)

1 - Getting ready to monitor  April 2011
Getting ready to monitor (photo by Alex Farifield)

 2 - Collecting the sample
Collecting the sample (photo by Alex Farifield)
 3 - Carefully emptying the sample into the pan
Carefully emptying the sample into the pan (photo by Alex Farifield)
 4 - Lynn Rust helps search for macroinvertebrates
Lynn Rust helps search for macroinvertebrates. (photo by Alex Farifield)
 6 - The team
The team (photo by Alex Farifield)



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