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  6. 18-11-2020

Merri Creek, near footbridge 57 Connolly Ave, Coburg (opp De Chene Reserve)

Melbourne

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ME_YMR141 Yarra River Catchment

Wednesday 18th November 2020 9:00am Approved
Notes

Water Conditions

Weather
Sunny
Last rainfall
More than a week ago
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
> 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
d. Family Simuliidae (black fly larvae) 5 N/A
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 4 N/A
Image
e. Family Hydroptilidae (micro caddis) 4 N/A
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 N/A
Image
e. Phylum Turbellaria ( flatworms) 1 N/A
Image
f. Family Baetidae (baetids -Mayfly nymph) 5 N/A
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 4 N/A
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 2 N/A
i. Family Dytiscidae, (two-tailed tigers) i. Family Dytiscidae, (two-tailed tigers) 6 N/A
Image
i. Family Stratiomyidae (soldier fly larvae) 2 N/A
j. Family Dytiscidae, (nosey tigers) j. Family Dytiscidae, (nosey tigers) 3 N/A
Image
j. Family Dytiscidae, various genera (little diving beetles) 1 N/A
l. Family Corixidae , Genus Sigara (striped boatman) l. Family Corixidae , Genus Sigara (striped boatman) 4 N/A
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 3 N/A
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 N/A
ALT Signal Score
Weighted ALT Signal Score

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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