Stone sculpin (Paracottus knerii) fish species and information / pictures of Stone sculpin - Paracottus knerii

Stone sculpin (Paracottus knerii) fish species information

Scientific Name
Paracottus knerii

Common Name
Stone sculpin

Biology
Found mainly in the littoral zone, occurring exclusively over stone or sand. Spawns near shore at depths not exceeding 1.5 m, from the end of May to mid July. About 600 eggs are deposited under stones during spawning. Spent females move away to deeper waters ; males guard the eggs until the fry stage.

Classification

Classified By
Dybowski, 1874
Class
Ray-finned fishes (Actinopterygii)
Order
Scorpionfishes and Flatheads (Scorpaeniformes)
Family
Baikal oilfishes (Comephoridae)

Distribution

Region
Europe
Distribution
Europe: Lake Baikal and its tributaries, Gramninskie lakes , the Enisei River and Lake Verkhnyanya Agata in its basin, and lakes in Tuva.
Range
Unknown

Environment

Climate
Boreal
Water Temperature From
4 °C
Water Temperature To
20 °C
Depth From - meters
Unknown m
Depth To - meters
100 m
Zone
benthopelagic
Environment
Freshwater; benthopelagic; depth range ? - 100 m
Trophic Level
3.26 s.e. 0.49 Based on diet studies.
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
14.4 cm
Common Length
8.0 cm
Phylogenetic Diversity Index
PD50 = 1.0020 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Moderate vulnerability (44 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Fec=600; K=0.16; tm=3)
Threat To Humans
Harmless
IUCN Red List Status
Not Evaluated