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  6. 24-11-2009

Lake Tom Thumb Eaglehawk

North Central

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NC_LBE001 Loddon River Catchment

Tuesday 24th November 2009 20:15pm Approved
Notes

Physical Chemical Tests

Electrical Conductivity
313µS/cm
pH
7pH Units
Reactive Phosphate (mg/L)
0.03mg/L P
Temperature - AIR
23° C
Temperature - WATER
23° C
Turbidity - NTU
20NTU

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
e. Family Gyrinidae (whirligig beetle adult) 3 3
Image
Freshwater shrimp 5 1
Image
Caddis-fly Larvae (Trichoptera) 7 70
Image
Mayfly nymph (Ephemeroptera) 7 5
Image
Damselfly Nymph (Odonata) 6 120
Image
Dragonfly Nymph (Odonata) 6 2
Image
Water mites (Acarina) 5 5
Image
Yabbies/Marron/Gilgie Freshwater (Decapoda) 5 3
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 80
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 400
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 689 Total score: 42 Overall rating: Very Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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