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WaterWatch Data Portal

CO_LWN050 Barwon River Catchment

Wednesday 22nd April 2015 10:45am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
79.21%
Dissolved Oxygen mg/L
8.9mg/L
Electrical Conductivity
1430µS/cm
pH
9.1pH Units
Reactive Phosphate (mg/L)
0.003mg/L P
Temperature - AIR
12° C
Temperature - WATER
10° C
Turbidity - NTU
2NTU

Water Conditions

Weather
Cloudy
Last rainfall
 
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
Stream depth
1m - 2m
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 4
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 1 2
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 1 10
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 50
Image
f. Family Baetidae (baetids -Mayfly nymph) 5 1
Image
f. Order Amphipoda (scuds, sideswimmers) 3 1000
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 100
Image
g. Order Acarina, (water mites) 5 5
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 50
n. Family Corixidae , Species Diaprepocoris  (Barry four-eyes) n. Family Corixidae , Species Diaprepocoris (Barry four-eyes) 6 1
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 100
ALT Signal Score 3.55
Weighted ALT Signal Score 3.29

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: