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WaterWatch Data Portal

ME_YYR806 Yarra River Catchment

Thursday 14th April 2011 9:00am Approved
Notes

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
Caddis-fly Larvae (Trichoptera) 7 25
Image
Damselfly Nymph (Odonata) 6 5
Image
Dragonfly Nymph (Odonata) 6 2
Image
Leeches (Hirudinea) 3 8
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 52
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 2
Image
Mosquito Larvae (Diptera) 2 10
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 100
Image
Segmented Worm (Oligochaeta) 1 3
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 207 Total score: 32 Overall rating: Fair

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: