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ME_YML046 Yarra River Catchment

Tuesday 8th May 2018 10:00am Approved
Notes

Water Conditions

Weather
Last rainfall
 
Flow estimate
 
Water Appearance
 
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
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a. Family Hydropsychidae (net spinning caddis) 6 7
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a. Family Megapodagrionidae (Damselfly nymph) 5 1
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a. Family Psephenidae, Genus Sclerocyphon (water pennies) 6 3
b. Family Ecnomidae, Genus Ecnomus (bandit caddis) b. Family Ecnomidae, Genus Ecnomus (bandit caddis) 6 6
Image
c. Family Hydrobiosidae (hunter caddis) 8 1
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c. Phylum Annelida, class Hirudinea, (leeches) 1 5
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d. Family Simuliidae (black fly larvae) 5 12
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 2 6
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 4 17
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 8
Image
e. Phylum Turbellaria ( flatworms) 1 4
f. Corduliid / libellulid like dragonflies - various families (spider mud eye) f. Corduliid / libellulid like dragonflies - various families (spider mud eye) 4 2
Image
f. Family Lymnaeidae (lim nay ids - snail) 1 1
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 4 4
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 2 3
h. Family Notonectidae , Genus Enithares (robust backswimmers) h. Family Notonectidae , Genus Enithares (robust backswimmers) 3 4
j. Family Dytiscidae, (nosey tigers) j. Family Dytiscidae, (nosey tigers) 3 1
k. Family Dytiscidae, various genera (mixed diving beetles) k. Family Dytiscidae, various genera (mixed diving beetles) 4 2
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 100
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 2
ALT Signal Score 3.75
Weighted ALT Signal Score 3.66

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: