Site visit details

Overview

Catchment Yarra River
Site Nerreman Wetland @ Eltham ME_YDI833
Date and Time Saturday 10th October 2009 10:00am
Approved Approved

Notes

Physical Chemical Tests

Ammon-Nit mg/L NH3-N N mg/L NH4+ D.O mg/L EC µS/cm FrP mg/L P Nitrate-Nit mg/L N pH pH Units rP mg/L P Air ° C Water ° C Turb NTU
Sample 0.07 4 350 0.04 6.6 13.3 11.6 10
Weather Sunny
Last rainfall Last 3 days
Flow estimate Slow
Water Appearance
Stream depth 100.00
Stream width 10.00
Hazards
Litter/Pollutants
2mm in last 3 days and 6 in last 7 days. CHANGED: lower turbidity, higher conductivity STANDOUTS: Recent plantings (indigenous). decomposing vegetation at edge of lake. OTHER: tree branch and denris/litter blocking off the tunnels of the bride (nerrman Gateway). No 'sensitive aquatic inverts. Drain near dam wall, flowing). Bird life observed: Kookaburras, wood ducks, olive back Oriole, rainbow lorikeets, eastern rosellas, spotted turtle doves.

Creatures Waterwatch method

Image Species Score Quantity
c. Family Atyidae (glass shrimp) 0 N/A
d. Family Hydrophilidae, Genus Helochares (Beetle adult) d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 N/A
Freshwater shrimp Freshwater shrimp 5 N/A
Caddis-fly Larvae (Trichoptera) Caddis-fly Larvae (Trichoptera) 7 N/A
Mayfly nymph (Ephemeroptera) Mayfly nymph (Ephemeroptera) 7 N/A
Stonefly nymph (Plecoptera) Stonefly nymph (Plecoptera) 8 N/A
Aquatic Caterpillars (Lepidoptera) 3 N/A
Damselfly Nymph (Odonata) Damselfly Nymph (Odonata) 6 N/A
Dragonfly Nymph (Odonata) Dragonfly Nymph (Odonata) 6 N/A
Freshwater Mussel (Bivalvia) Freshwater Mussel (Bivalvia) 0 N/A
Freshwater slater (Isopoda) Freshwater slater (Isopoda) 5 N/A
Toebiters Dobsonflies (Megaloptera) Toebiters Dobsonflies (Megaloptera) 6 N/A
Water mites (Acarina) Water mites (Acarina) 5 N/A
Yabbies/Marron/Gilgie Freshwater (Decapoda) Yabbies/Marron/Gilgie Freshwater (Decapoda) 5 N/A
Beetle larvae (Coleoptera) Beetle larvae (Coleoptera) 4 N/A
Flatworms (Turbellaria) 3 N/A
Freshwater Snails (Gastropoda) Freshwater Snails (Gastropoda) 3 N/A
Hydra (Hydrozoa) Hydra (Hydrozoa) 4 N/A
Leeches (Hirudinea) Leeches (Hirudinea) 3 N/A
Roundworms (Nematoda) Roundworms (Nematoda) 3 N/A
Side Swimmer/Scud (Amphipoda) Side Swimmer/Scud (Amphipoda) 4 N/A
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 N/A
Biting Midge Larvae (Diptera) Biting Midge Larvae (Diptera) 2 N/A
Mosquito Larvae (Diptera) Mosquito Larvae (Diptera) 2 N/A
Non Biting Midge Larvae - Bloodworms (Diptera) Non Biting Midge Larvae - Bloodworms (Diptera) 0 N/A
Segmented Worm (Oligochaeta) Segmented Worm (Oligochaeta) 1 N/A
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 0 Total score: 0 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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