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ME_YMA 005 Yarra River Catchment

Sunday 22nd April 2018 11:00am 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
a. Family Parastacidae (freshwater crayfish or yabbies) a. Family Parastacidae (freshwater crayfish or yabbies) 1 1
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 1
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 4 3
e. Family Hydrobiidae - Potamopyrgus antipodarum (species - snail) e. Family Hydrobiidae - Potamopyrgus antipodarum (species - snail) 3 100
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 1
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 2 4
h. Family Planorbidae, various genera (planorbids - snails) h. Family Planorbidae, various genera (planorbids - snails) 1 5
i. Family Notonectidae , Genus Anisops (slender backswimmers) i. Family Notonectidae , Genus Anisops (slender backswimmers) 2 1
l. Family Corixidae , Genus Sigara (striped boatman) l. Family Corixidae , Genus Sigara (striped boatman) 4 1
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 1
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 3 12
ALT Signal Score 2.27
Weighted ALT Signal Score 2.52

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: