Stone sucker (Garra ceylonensis) fish species and information / pictures of Stone sucker - Garra ceylonensis

Stone sucker (Garra ceylonensis) fish species information

Scientific Name
Garra ceylonensis

Common Name
Stone sucker

Biology
Occurs in slow to moderately flowing rivers and streams. Adults and juveniles (>=5 cm.) with fully developed sucking discs are associated with rocky substrates. Juveniles are found throughout the water column, generally free swimming in search of food. Reported to ascend small, rocky streams to breed. Feeds essentially on algae (diatoms). Popular with the aquarium fish trade.

Classification

Classified By

Bleeker, 1863

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

Asia

Distribution

Asia: endemic to Sri Lanka.

Range

10°N - 7°N

Environment

Climate

Tropical

Water Temperature From

24 °C

Water Temperature To

26 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; ; pH range: 7.0 - ? ; dH range: ? - 15 benthopelagic

Trophic Level

2.24 s.e. 0.18 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

True

Physical Size and Genetics

Maximum Length

15.0 cm

Common Length

8.0 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: of no interest; aquarium: commercial

Vulnerability

Low to moderate vulnerability (25 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated