Site visit details

Overview

Catchment Yarra River
Site Darebin Creek at Darebin Parklands, ford (dog crossing) U/S railway bridge. ME_YDA558
Date and Time Wednesday 12th November 2014 10:30am
Approved Approved

Notes

Physical Chemical Tests

Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O. % D.O mg/L EC µS/cm FrP mg/L P Nitrate-Nit mg/L N Nitrate mg/L pH pH Units rP mg/L P Air ° C Water ° C Turb NTU
Sample 0 7 870 7.4 0.02 19.6 18.2 10
Weather sunny
Last rainfall During the last week 0.6
Flow estimate LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance Clear
Stream depth 0 - 50cm
Stream width >5m
Hazards
Litter/Pollutants paper
Water level much lower than last time. pH reading is lower than last couple of times. Water very clear. A lot of green, long algae attached to rocks and creek bed. Most likely Cladophora.

Creatures Waterwatch method

Image Species Score Quantity
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 100
Dragonfly Nymph (Odonata) Dragonfly Nymph (Odonata) 6 15
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 2
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 40
Leeches (Hirudinea) Leeches (Hirudinea) 3 5
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 10
Non Biting Midge Larvae - Bloodworms (Diptera) Non Biting Midge Larvae - Bloodworms (Diptera) 1 100
Segmented Worm (Oligochaeta) Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 274 Total score: 26 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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