Critter counts

Lake Wallace  (Try it yourself ... just print the blank at the bottom of the page and email Ms.Levy!)
Critter

Feb 9,
2012
2/9 1wk
 indoors
3/28
5/24



Water boatman or Backswimmer
0
0
3
6



Water scorpion
0
0
0
0



Giant water bug
0
0
1
0



Water strider
0
0
0
4



Hellgramite:
Dobsonfly larva
0
0
1
1



Chironomid midge
0
0
0
0



Fairy shrimp
Peach-orange-pink
0
0
0
0



Predaceous diving beetle: water tiger
0
0
1
0



crayfish
0
0
0
10



Phantom midge
aka Glass worm
0
0
15
0



Mosquito/midge larvae or pupa
2
1
3
0



Amphipod
3
2
4
12



Ostracod
0
15
28
35



Copepod
1
16
150
150



Daphnia
1
9
25
50



Water mites
0
0
0
0



Hydra
0
12
0
0



Salamander larva or eggs
0
0
0
0



Tadpole or
Frog eggs
0
0
250
0



Aquatic worm or nematode
2
1
2
2



Leech
1
1
5
14



Mayfly larva
… 3 pins, abd. gills


8
1



Dragonfly larvae
… bulky body
0
0
4
11



Damselfly larvae
... 3 paddles
1
0  … no trace
32
2



Caddisfly larva
… with its’ house


0
1



Stonefly larva
… 2 pins


0
0



Ram’s Head Snail
2
4
6
25



Mud Snail
3
3 + 13 egg sacs
18
10



Fingernail clam
0
4
0
1



Springtail, jumping on the surface
0
0
0
0




Lake Wallace Water Sampling:  Critters in 1inch deep / white basin (standard wash basin ~ 1gallon)
                true counts reported
               





BHS Pond
Critter
Feb 22-23,
2012
April
27
May
10




Water boatman
1
35
12




Water scorpion
0
0
0




Giant water bug
0
26
0




Water strider
0
11
6




Hellgramite:
Dobsonfly larva
0
0
0




Chironomid midge
0
0
0




Fairy shrimp
0
0
0




crayfish
0
0
0




Predaceous diving beetle: water tiger
1
0
2




Phantom midge
0
0
0




Mosquito or midge larvae
1
36
8




Springtails
0
19
0




Water mites
0
0
0




Amphipod
4
39
17




Ostracod
1
6
56




Copepod
11
122
166




Daphnia
224
346
267




Aquatic worm
6
1
9




Salamander larva
0
2
3




Tadpole
0
1
9




Leech
0
1
10




Nematode
0
0
2




Damselfly larvae
22
32
54




Dragonfly larvae
0
8
38




Mayfly larvae
33
3
17




Mud Snail
7
12
19




Rams Head Snail
0
0
1




Fingernail clam
5
3
1





BHS Pond Water Sampling:  Critters in 1inch deep / white basin (standard wash basin ~ 1gallon)
       Totals of 8 groups, 4 samples each, multiplied by 0.75 to reduce double-counting



Critter Sampling, fill white wash basin with 1” water and count!      lleevy@belchertown.org


Critter

Sample  1
Sample  2
Water boatman


Water scorpion


Giant water bug


Water strider


Hellgramite:
Dobsonfly larva


Chironomid midge
…is bright red


Fairy shrimp


crayfish


Predaceous diving beetle: water tiger


Phantom midge
Aka Glass worm


Mosquito


Springtails


Water mites


Amphipod


Ostracod


Copepod


Daphnia


Critter
Sample  1
Sample  2
Aquatic worm or nematode


Salamander larva


Tadpole


Leech


Mayfly larva
… 3 pins


Dragonfly larva
… bulky body


Damselfly larva
… 3 paddles


Caddisfly larva
…with its’ house


Stonefly larva
… 2 pins


Mud Snail


Ram’s Head Snail


Fingernail clam


Mite


Springtail




















No comments:

Post a Comment

Post a Comment