G’Ville RampDate: 6/7/2014
Water Temp: 60° F
Macroinvertebrate Count
Use letter codes (A=1 – 9, B=10 – 99, C= 100 or more) to record the numbers of organisms found in a 3 foot by 3 foot area. Then add up the number of letter in each column and multiply by the indicated index value.


Good
__A__ Caddisfly Larvae
_____   Dobsonfly Larvae
_____   Mayfly Nymphs
_____   Other Snails
_____   Riffle Beetle Adult
__A__  Stonefly Nymphs
_____   Water Penny Larvae
Fair
_____   Beetle Larvae
_____   Clams
_____   Crane Fly Larvae
_____   Crayfish
_____   Damselfly Nymph
_____   Dragonfly Nymphs
_____   Scuds
_____   Sowbugs
_____   Aherix
Poor
__A__  Aquatic Worms
__A__ Blackfly Larvae
_____   Leeches
__A__  Midge Larvae
_____   Pouch Snails