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  4. 31-07-2003

NE_THO050 Thowgla Creek (Walwa PS)

31 July 2003

Overview Notes Phy Chem Tests Creatures Diary Photos 0
Site visit details

Overview

Catchment
Site Thowgla Creek (Walwa PS) NE_THO050
Date and Time Thursday 31st July 2003 11:30am
Approved Approved

Notes

Physical Chemical Tests

D.O. % D.O mg/L EC µS/cm pH pH Units rP mg/L P Water ° C Turb NTU
Sample 61 55 6 0.015 8.7 25
Weather
Last rainfall
Flow estimate
Water Appearance
Stream depth
Stream width
Hazards
Litter/Pollutants

Creatures Waterwatch method

Image Species Score Quantity
c. Family Atyidae (glass shrimp) 0 1
Chironomids Chironomids 1 15
d. Family Hydrophilidae, Genus Helochares (Beetle adult) d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 1
Water-boatmen Water-boatmen 4 50
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 5
Mayfly nymph (Ephemeroptera) Mayfly nymph (Ephemeroptera) 7 3
Dragonfly Nymph (Odonata) Dragonfly Nymph (Odonata) 6 1
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 2
Biting Midge Larvae (Diptera) Biting Midge Larvae (Diptera) 2 60
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 138 Total score: 25 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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