Waterwatch Data Portal
Barwon River Catchment
CO_LWN050
Site
visits 15-11-2017
Physical Chemical Tests
D.O.
% D.O
mg/L EC
µS/cm pH
pH Units rP
mg/L P Air
° C Water
° C Turb
NTU
Sample
82.23
7.3
1402
8.7
0.01
25.5
21
1.89
Weather
cloudy
Last rainfall
During the last week
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
Stream depth
Stream width
Other:Unknown
Hazards
Litter/Pollutants
Creatures Agreed Level Taxonomy Method
Image
Species
Score
Quantity
a. Family Caenidae (caenids - Mayfly nymph)
4
20
d. Phylum Annelida, class Oligochaeta, (worms)
1
3
e. Family Chironomidae, several genera (blood worms)
1
3
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph)
2
50
f. Order Amphipoda (scuds, sideswimmers)
3
200
g. Family Chironomidae (chironomids - True Fly larvae)
3
5
g. Family Physidae, Species Physa acuta (snail)
1
10
i. Family Notonectidae , Genus Anisops (slender backswimmers)
1
10
j. Family Dytiscidae, various genera (little diving beetles)
1
1
k. Family Dytiscidae, various genera (mixed diving beetles)
1
1
l. Family Corixidae , Genus Sigara (striped boatman)
3
5
m. Family Corixidae , Genus Micronecta (little brindle boatman)
2
20
t. Family Leptoceridae, Genus Notalina (Headbanger caddis)
6
3
ALT Signal Score
3.08
Weighted ALT Signal Score
2.92
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