Mistaken Identity Worksheet - Amazon Web Services · Web viewMistaken Identity Worksheet Name three...
Transcript of Mistaken Identity Worksheet - Amazon Web Services · Web viewMistaken Identity Worksheet Name three...
Mistaken Identity Worksheet 1. Name three characteristics of tricky or hard-to-identify macroinvertebrates.
2. What are three ways we can make sure we are identifying correctly when dealing with difficult macroinvertebrates?
Group 1: Midges and caddisflies3. What characteristics do you look for to identify a netspinner caddisfly?
a. Movement?
b. Color? (And if it’s colorless?)
c. Legs?
d. Head/thorax?
e. Abdomen?
4. What characteristics do you look for to identify a fingernet caddisfly?a. Movement?
b. Color? (And if it’s colorless?)
c. Legs?
d. Head/thorax?
e. Abdomen?
5. What characteristics do you look for to identify a midge?a. Movement?
b. Color? (And if it’s colorless?)
c. Legs?
d. Head/thorax?
e. Abdomen?
1
6. Bonus: Riffle beetlea. Abdomen?
b. Legs?
Group 2: Mayflies and Damselflies, Three Tails and Wingpads of Arlington
7. What characteristics do you look for to identify a small minnow mayfly?a. Tails?
b. Movement?
c. Optional, choose one: Wingpads, Head, Eyes, Antennae, Legs, Abdomen, Gills, Color?
8. What characteristics do you look for to identify a narrowwing damselfly?a. Tails/Gills?
b. Antennae?
c. Abdomen?
9. What characteristics do you look for to identify a broadwing damselfly?a. Tails/Gills?
b. Antennae?
c. Abdomen?
10. What characteristics do you look for to identify a spreadwing damselfly?a. Tails/Gills?
b. Antennae?
c. Abdomen?
Group 3: Aquatic Worms, Leeches, Flatworms, Crane flies
11. What characteristics do you look for to identify an aquatic worm?a. Movement?
b. Color?
2
c. Size?
d. Eyes? Etc.
12. If you think you have a leech, what do you need for a positive ID?a. Movement?
b. Color?
c. Size?
d. Eyes?
e. Bottom end?
13. If you think you have a flatworm, what do you need for a positive ID?a. Movement?
b. Color?
c. Head?
d. Eyes?
14. If you think you have a crane fly, what do you need for a positive ID?a. Movement?
b. Color?
c. Size?
d. Bottom end?
Time to Identify! Write the name of the macroinvertebrate in the box next to the letters on pages 4 and 5.
3
A BC
D EF
G H
I
J K L
M N
O
P
Q R
4
S T U
V W
X
Y ZAA
BB
CCDD
EE FF GG
HH II JJ
KKLL
5