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  6. 29-10-2017

Merri Creek, approx 200 metres Upstream Keady Street stairwell, Coburg North

Melbourne

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ME_YMR155 Yarra River Catchment

Sunday 29th October 2017 10:30am Approved
Notes

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
Image
a. Family Hydropsychidae (net spinning caddis) 6 N/A
Image
a. Family Psephenidae, Genus Sclerocyphon (water pennies) 6 N/A
b. Family Ecnomidae, Genus Ecnomus (bandit caddis) b. Family Ecnomidae, Genus Ecnomus (bandit caddis) 4 N/A
b. Family Synlestidae (Damselfly nymph) b. Family Synlestidae (Damselfly nymph) 3 N/A
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 4 N/A
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 N/A
d. Family Philopotamidae / Family Polycentropodidae/Family Ecnomidae (ginger nuts) d. Family Philopotamidae / Family Polycentropodidae/Family Ecnomidae (ginger nuts) 8 N/A
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 1 N/A
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 1 N/A
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 N/A
Image
e. Phylum Turbellaria ( flatworms) 1 N/A
Image
f. Order Amphipoda (scuds, sideswimmers) 3 N/A
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 3 N/A
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 N/A
h. Family Planorbidae, various genera (planorbids - snails) h. Family Planorbidae, various genera (planorbids - snails) 2 N/A
Image
h. Family Telephlebiidae (teleflebs - Dragonfly nymphs) 9 N/A
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 4 N/A
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 N/A
ALT Signal Score
Weighted ALT Signal Score

Diary photos

Waterbug census participants collecting sample from all habitats

Physical Chemical Trends

Last data:
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