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WaterWatch Data Portal

WG_RBW243 Thomson River Catchment

Tuesday 18th October 2005 12:00pm 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
d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 20
Image
Freshwater shrimp 5 5
Image
n. Family Dytiscidae, Genus Eretes (Beetle adult) 0 10
Image
Caddis-fly Larvae (Trichoptera) 7 30
Image
Mayfly nymph (Ephemeroptera) 7 60
Image
Toebiters Dobsonflies (Megaloptera) 6 5
Image
Water mites (Acarina) 5 20
Image
Freshwater Snails (Gastropoda) 3 15
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 10
Image
Biting Midge Larvae (Diptera) 2 60
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 235 Total score: 34 Overall rating: Fair

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: