Waterwatch Data Portal
CO_FOR040 Ford River @ Great Ocean Road Bridge
20 April 2017
Site visit details
Overview
| Catchment | Otway Coast |
|---|---|
| Site | Ford River @ Great Ocean Road Bridge CO_FOR040 |
| Date and Time | Thursday 20th April 2017 14:50pm |
| Approved | Approved |
Physical Chemical Tests
No physical chemical tests recorded on this visit
| D.O. % | D.O mg/L | EC µS/cm | pH pH Units | rP mg/L P | Air ° C | Water ° C | Turb NTU | |
|---|---|---|---|---|---|---|---|---|
| Sample |
| Weather | overcast |
|---|---|
| Last rainfall | During the last 24 hours 8.50 |
| Flow estimate | LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected) |
| Water Appearance | Clear,Stained brown |
| Stream depth | 0 - 50cm |
| Stream width | 2m - 5m |
| Hazards | Vehicles |
| Litter/Pollutants |
Invertebrate sampling, ID ALT count
Creatures Agreed Level Taxonomy Method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
a. Family Hydropsychidae (net spinning caddis) | 6 | 8 |
|
b. Family Gerridae (water striders) | 4 | 1 |
| c. Family Atyidae (glass shrimp) | 4 | 67 | |
|
c. Family Coloburiscidae, Genus Coloburiscoides (stream horses - Mayfly nymph) | 8 | 1 |
|
c. Family Elmidae (riffle beetle larvae) | 7 | 13 |
| c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) | 4 | 2 | |
| c. Family Tabanidae / Family Dolichopodidae / Family Empididae / some Family Tipulidae (True Fly larvae) | 4 | 1 | |
|
c. Phylum Annelida, class Hirudinea, (leeches) | 1 | 1 |
| d. Family Philopotamidae / Family Polycentropodidae/Family Ecnomidae (ginger nuts) | 8 | 3 | |
|
d. Family Simuliidae (black fly larvae) | 5 | 3 |
| d. Phylum Annelida, class Oligochaeta, (worms) | 1 | 7 | |
|
f. Family Baetidae (baetids -Mayfly nymph) | 5 | 32 |
|
f. Order Amphipoda (scuds, sideswimmers) | 3 | 2 |
| g. Family Chironomidae (chironomids - True Fly larvae) | 3 | 1 | |
| h. Family Gripopterygidae, various genera (gripops or fluffy bums - Stonefly nymphs) | 7 | 6 | |
|
h. Family Tipulidae (crane fly larvae) | 5 | 2 |
|
i. Family Leptophlebiidae (leptophlebs - Mayfly nymphs) various genera | 8 | 2 |
|
k. Family Leptoceridae, Genus Oecetis (attack caddis - lowlander) | 6 | 1 |
| o. Family Conoesucidae/ Family Calocidae/ Family Helicophidae (bullet caddis) | 7 | 7 | |
| ALT Signal Score | 4.95 | ||
| Weighted ALT Signal Score | 5.10 | ||
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