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Longtail dwarf goby (Knipowitschia longecaudata) fish species and information / pictures of Longtail dwarf goby - Knipowitschia longecaudata

Longtail dwarf goby (Knipowitschia longecaudata) fish species information

Scientific Name
Knipowitschia longecaudata

Common Name
Longtail dwarf goby

Biology
Occur in shallow water, on sand and among weeds (Ref. 4696). Live less than 2 years. Feed on small benthic invertebrates (Ref. 59043). Spawn after first winter. Females may spawn several times during a season. Males defend eggs in cavities under stones, plant material or molluscs shells (Ref. 59043) like underside of lamellibranch valves (Cardium, Monodonta, Unio, etc.) (Ref. 4696). Eggs hatch at 3.0-3.8 mm (Ref. 59043).

Classification

Classified By

Kessler, 1877

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Gobies (Gobiidae)

Distribution

Region

Eurasia

Distribution

Eurasia: Brackish portions of the Black Sea, Sea of Azov and Caspian Sea.

Range

48°N - 42°N, 30°E - 54°E

Environment

Climate

Temperate

Water Temperature From

4 °C

Water Temperature To

20 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; brackish; demersal

Trophic Level

3.45 s.e. 0.38 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

False

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

5.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries:

Vulnerability

Low vulnerability (14 of 100)

Resilience

High, minimum population doubling time less than 15 months (tmax

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)