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ME_WKR420_RD Werribee River Catchment

Tuesday 21st November 2017 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
Image
a. Family Hydropsychidae (net spinning caddis) 6 1
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 4 4
c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) 4 15
Image
c. Phylum Annelida, class Hirudinea, (leeches) 1 20
Image
d. Family Simuliidae (black fly larvae) 5 12
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 1 1
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 1 8
e. Family Hydrobiidae - Potamopyrgus antipodarum (species - snail) e. Family Hydrobiidae - Potamopyrgus antipodarum (species - snail) 1 100
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 60
Image
e. Phylum Turbellaria ( flatworms) 1 7
f. Corduliid / libellulid like dragonflies - various families (spider mud eye) f. Corduliid / libellulid like dragonflies - various families (spider mud eye) 5 7
g. Family Chironomidae (chironomids - True Fly larvae) g. Family Chironomidae (chironomids - True Fly larvae) 3 30
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 3
Image
g. Order Acarina, (water mites) 5 30
Image
j. Family Dytiscidae, various genera (little diving beetles) 1 2
l. Family Corixidae , Genus Sigara (striped boatman) l. Family Corixidae , Genus Sigara (striped boatman) 3 1
ALT Signal Score 3.19
Weighted ALT Signal Score 3.24

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: