Scientific Name
Crystallogobius linearis

Common Name
Crystal goby

Biology
Dorsal spines (total): 2 - 3; Dorsal soft rays (total): 18-20; Anal spines: 1; Anal soft rays: 20 - 21. Patterns of sensory papillae require detailed description. Pronounced sexual dimorphism. Anterior nostril a short tube. Pectoral fin uppermost rays within membrane. Males: with prominent front canine teeth; pelvic disc complete and deep; 1st dorsal with only 2 with rays. Females: pelvic disc reduced or lacking; 1st dorsal absent or rudimentary. Vertebrae 30(29-31).

Classification

Classified By

D?ben, 1845

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Gobies (Gobiidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Lofotens, Norway, to Gibraltar. Also known from the Mediterranean Sea. Eastern Central Atlantic: Madeira Island (Ref. 74541).

Range

70°N - 35°N, 11°W - 25°E

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

1 m

Depth To - meters

400 m

Zone

demersal

Environment

Marine; demersal; non-migratory (Ref. 4696); depth range 1 - 400 m (Ref. 35388)

Trophic Level

3.4 s.e. 0.45 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

4.7 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: of no interest

Vulnerability

Low vulnerability (14 of 100)

Resilience

High, minimum population doubling time less than 15 months (tm=1; tmax=1; Fec=340)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated