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CO_BRW010 Lake Colac Catchment

Thursday 24th October 2019 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
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 4 4
Image
f. Order Amphipoda (scuds, sideswimmers) 3 100
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f. Order Araneae ( fishing and wolf spiders) 5 1
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g. Family Hydrophilidae (water scavenger beetle adult) 2 2
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 2 20
i. Family Dytiscidae, (two-tailed tigers) i. Family Dytiscidae, (two-tailed tigers) 6 10
i. Family Notonectidae , Genus Anisops (slender backswimmers) i. Family Notonectidae , Genus Anisops (slender backswimmers) 2 5
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 100
Image
o. Family Dytiscidae, Genus Rhantus (Beetle adult) 1 1
ALT Signal Score 3.11
Weighted ALT Signal Score 3.17

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: