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WaterWatch Data Portal

ME_YYR771 Yarra River Catchment

Tuesday 21st June 2011 8:45am Approved
Notes

Water Conditions

Weather
Cloudy
Last rainfall
During the last 24 hours
Flow estimate
 
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 3
h. Family Dytiscidae, Genus Australphilus (Beetle adult) h. Family Dytiscidae, Genus Australphilus (Beetle adult) 0 20
Image
Caddis-fly Larvae (Trichoptera) 7 10
Image
Damselfly Nymph (Odonata) 6 50
Image
Water mites (Acarina) 5 3
Image
Beetle larvae (Coleoptera) 4 20
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 100
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 206 Total score: 26 Overall rating: Fair

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: