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  6. 09-03-2017

Merri Creek at Summerhill Road, Craigieburn

Melbourne

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ME_YMR240 Yarra River Catchment

Thursday 9th March 2017 10:30am Approved
Notes

Water Conditions

Weather
Sunny
Last rainfall
 
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 4 100
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 1
Image
e. Family Gyrinidae (whirligig beetle adult) 4 8
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 4
Image
f. Family Baetidae (baetids -Mayfly nymph) 5 1
f. Family Nepidae, Genus Laccotrephes (leafy water scorpions) f. Family Nepidae, Genus Laccotrephes (leafy water scorpions) 3 2
Image
f. Order Amphipoda (scuds, sideswimmers) 3 6
Image
g. Family Hydrophilidae (water scavenger beetle adult) 2 6
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 5
Image
g. Order Acarina, (water mites) 5 1
h. Family Notonectidae , Genus Enithares (robust backswimmers) h. Family Notonectidae , Genus Enithares (robust backswimmers) 1 1
Image
h. Family Telephlebiidae (teleflebs - Dragonfly nymphs) 9 2
Image
l. Family Calamoceratidae, Anisocentropus (sleeping bag caddis) 7 2
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 10
Image
p. Family Leptoceridae Unidentified, various genera (Caddis fly larvae) 6 3
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 4 3
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 1
ALT Signal Score 3.94
Weighted ALT Signal Score 3.48

Diary photos

collection site

Physical Chemical Trends

Last data:
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