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  6. 31-03-2019

Merri Creek (Lloyd Property) Donnybrook Rd, Donnybrook

Melbourne

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ME_YMR300 Yarra River Catchment

Sunday 31st March 2019 11:00am Approved
Notes

Physical Chemical Tests

Turbidity - NTU
75NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last 24 hours 0.00
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Stained brown
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs Agreed Level Taxonomy Method

Image Species Score Quantity
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 4 2
c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) 3 1
d. Phylum Annelida, class Oligochaeta, (worms) d. Phylum Annelida, class Oligochaeta, (worms) 1 3
e. Family Chironomidae, several genera (blood worms) e. Family Chironomidae, several genera (blood worms) 1 7
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 2 26
Image
g. Family Hydrophilidae (water scavenger beetle adult) 2 1
g. Family Physidae, Species Physa acuta (snail) g. Family Physidae, Species Physa acuta (snail) 1 19
h. Family Notonectidae , Genus Enithares (robust backswimmers) h. Family Notonectidae , Genus Enithares (robust backswimmers) 1 7
h. Family Planorbidae, various genera (planorbids - snails) h. Family Planorbidae, various genera (planorbids - snails) 2 19
i. Family Dytiscidae, (two-tailed tigers) i. Family Dytiscidae, (two-tailed tigers) 2 3
Image
j. Family Dytiscidae, various genera (little diving beetles) 1 2
Image
j. Family Naucoridae, Genus Naucoris (creeping water bugs) 2 2
Image
j. Family Psychodidae (moth fly larvae) 3 3
k. Family Dytiscidae, various genera (mixed diving beetles) k. Family Dytiscidae, various genera (mixed diving beetles) 1 6
Image
l. Family Culicidae (mosquito larvae, wrigglers) 1 5
m. Family Corixidae , Genus Micronecta (little brindle boatman) m. Family Corixidae , Genus Micronecta (little brindle boatman) 2 4
ALT Signal Score 2.44
Weighted ALT Signal Score 2.41

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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