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  5. 07-12-2011

Lower Stony Creek dam, at steps

Corangamite

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CO_STO066 Catchment

Wednesday 7th December 2011 10:10am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
95%
Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
300µS/cm
pH
7.2pH Units
Reactive Phosphate (mg/L)
0.017mg/L P
Temperature - AIR
21° C
Temperature - WATER
22° C
Turbidity - NTU
8.87NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
 
Water Appearance
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
Image
b. Family Scirtidae (marsh beetle) 6 1
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 4 15
c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) 3 35
Image
d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 1
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 1 2
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 1 35
Image
e. Family Hydroptilidae (micro caddis) 4 2
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 2
f. Corduliid / libellulid like dragonflies - various families (spider mud eye) f. Corduliid / libellulid like dragonflies - various families (spider mud eye) 5 15
Image
f. Family Baetidae (baetids -Mayfly nymph) 5 15
Image
f. Order Amphipoda (scuds, sideswimmers) 3 20
Image
f. Order Araneae ( fishing and wolf spiders) 5 2
Image
g. Family Hydrophilidae (water scavenger beetle adult) 2 20
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 20
Image
g. Order Acarina, (water mites) 5 15
h. Family Notonectidae , Genus Enithares (robust backswimmers) h. Family Notonectidae , Genus Enithares (robust backswimmers) 1 2
i. Family Dytiscidae, (two-tailed tigers) i. Family Dytiscidae, (two-tailed tigers) 2 2
i. Family Notonectidae , Genus Anisops (slender backswimmers) i. Family Notonectidae , Genus Anisops (slender backswimmers) 1 2
Image
j. Family Naucoridae, Genus Naucoris (creeping water bugs) 2 2
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 2
q. Family Leptoceridae, Genus Triplectides (stick caddis) q. Family Leptoceridae, Genus Triplectides (stick caddis) 4 35
Image
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 35
ALT Signal Score 3.36
Weighted ALT Signal Score 3.42

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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