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  4. NE_OVE050
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  6. 18-10-2006

Ovens River, Nimmo Bridge, Myrtleford

North East

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NE_OVE050 Ovens River Catchment

Wednesday 18th October 2006 10:30am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
94.5%
Electrical Conductivity
40µS/cm
pH
7.8pH Units
Reactive Phosphate (mg/L)
0.01mg/L P
Temperature - WATER
18.3° C
Turbidity - NTU
0NTU

Water Conditions

Weather
Last rainfall
 
Flow estimate
 
Water Appearance
 
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
g. Order Isopoda, Family Janiridae (water slaters) 0 3
Image
Water-boatmen 4 30
Image
Water-striders 4 2
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Mayfly nymph (Ephemeroptera) 7 7
Image
Stonefly nymph (Plecoptera) 8 2
Image
Dragonfly Nymph (Odonata) 6 1
Image
Water mites (Acarina) 5 2
Image
Yabbies/Marron/Gilgie Freshwater (Decapoda) 5 1
Image
Freshwater Snails (Gastropoda) 3 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 0 1
Image
Segmented Worm (Oligochaeta) 1 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 52 Total score: 43 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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