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  5. 22-10-2003

WG_TOM208 Thomson River - Heyfield Bridge - H.W.C.

22 October 2003

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

Overview

Catchment Thomson River
Site Thomson River - Heyfield Bridge - H.W.C. WG_TOM208
Date and Time Wednesday 22nd October 2003 12:00pm
Approved Approved

Notes

Physical Chemical Tests

No physical chemical tests recorded on this visit
EC µS/cm GB Height m pH pH Units rP mg/L P Air ° C Water ° C P mg/L Turb NTU
Sample
Weather
Last rainfall
Flow estimate
Water Appearance
Stream depth
Stream width
Hazards
Litter/Pollutants

Creatures Waterwatch method

Image Species Score Quantity
Chironomids Chironomids 1 30
d. Family Hydrophilidae, Genus Helochares (Beetle adult) d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 5
Freshwater shrimp Freshwater shrimp 5 1
n. Family Dytiscidae, Genus Eretes (Beetle adult) n. Family Dytiscidae, Genus Eretes (Beetle adult) 0 13
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 25
Mayfly nymph (Ephemeroptera) Mayfly nymph (Ephemeroptera) 7 60
Stonefly nymph (Plecoptera) Stonefly nymph (Plecoptera) 8 5
Water mites (Acarina) Water mites (Acarina) 5 8
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 5
Leeches (Hirudinea) Leeches (Hirudinea) 3 1
Roundworms (Nematoda) Roundworms (Nematoda) 3 1
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 30
Biting Midge Larvae (Diptera) Biting Midge Larvae (Diptera) 2 5
Mosquito Larvae (Diptera) Mosquito Larvae (Diptera) 2 5
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 194 Total score: 44 Overall rating: Good

Diary photos

No diary entries recorded for this visit

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