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WaterWatch Data Portal

ME_YYR809 Yarra River Catchment

Thursday 18th February 2016 9:15am Approved
Notes

Water Conditions

Weather
Overcast
Last rainfall
During the last 24 hours 2
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear,Other: 10% cover of Azolla/Duckweed
Stream depth
0 - 50cm
Stream width
50
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 4
Image
Water mites (Acarina) 5 6
Image
Beetle larvae (Coleoptera) 4 2
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 3
Image
Leeches (Hirudinea) 3 1
Image
Roundworms (Nematoda) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 120
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 5
Image
Segmented Worm (Oligochaeta) 1 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 143 Total score: 29 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: