Madeiran sardinella (Sardinella maderensis) fish species and information / pictures of Madeiran sardinella - Sardinella maderensis

Madeiran sardinella (Sardinella maderensis) fish species information

Scientific Name
Sardinella maderensis

Common Name
Madeiran sardinella

Biology
Forms schools in coastal waters, preferring waters of 24?C. Feeds on a variety of small planktonic invertebrates, fish larvae and phytoplankton. Breeds during the warm season (July-September). Juveniles and adults show clear north-south migrations in the Gabon-Congo-Angola sector of their range and also in the Sierra Leone-Mauritania sector, each area having nurseries. The movements are correlated with the seasonal upwelling. Marketed fresh, frozen or salted.

Classification

Classified By

Lowe, 1838

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Herrings, shads and sardines (Clupeidae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: Gibraltar to Angola; single specimen recorded from Walvis Bay, Namibia. Also known from the Mediterranean (southern and eastern parts, also penetrating Suez Canal).

Range

46°N - 23°S, 17°W - 36°E

Environment

Climate

Subtropical

Water Temperature From

24 °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

80 m

Zone

pelagic-neritic

Environment

Marine; brackish; pelagic-neritic; oceanodromous (Ref. 51243); depth range 0 - 80 m (Ref. 27000)

Trophic Level

3.2 s.e. 0.38 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

37.3 cm

Common Length

25.0 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: highly commercial; bait: usually

Vulnerability

Low to moderate vulnerability (33 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (K=0.34; tm=3; tmax=6)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated