Sweden country information

Common names: Birkelånga, Blålånga, Blålånge
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Native and regular.
National Checklist: Sweden checklist - Fish
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/sw.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Kullander, S.O., 1999
National Database: Swedish Museum of Natural History

Classification / Names

Actinopterygii (ray-finned fishes) > Gadiformes (Cods) > Lotidae (Hakes and burbots)
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Мольва голубая (=биркеланга), Lingue bleue, Maruca azul, ... more

Main reference

Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba. 1990. (Ref. 1371)
References | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 155 cm TL male/unsexed; (Ref. 1371); max. published weight: 30.0 kg (Ref. 35388); max. reported age: 20 years (Ref. 1371)

Length at first maturity
L_m 86.5 range ? - 88 cm

Environment

Marine; demersal; non-migratory; depth range 150 - 1000 m (Ref. 54594), usually 350 - 500 m (Ref. 54594)

Climate / Range

Temperate, preferred 5°C (Ref. 107945); 79°N - 29°N, 65°W - 44°E (Ref. 54594)

Distribution

Northeast Atlantic: Southwestern Barents Sea, sometimes north to Spitsbergen, southeastern Greenland, southern coast of Iceland, around the British Isles and south to Morocco and into the western Mediterranean. Northwest Atlantic: Newfoundland.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 70 - 81. Lower jaw longer than upper jaw; barbel shorter than eye diameter. Back gray-brown, grading to white ventrally. Posterior portions of vertical fins dark with pale margins.

Found mostly from 350-500 m depth on muddy bottoms. Feed on crustaceans and fish (flatfishes, gobies, rocklings) (Ref. 1371).

IUCN Red List Status (Ref. 115185)

Not Evaluated

Threat to humans

Harmless

Human uses

Fisheries: commercial

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Food consumption
Ration

Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development

Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance

References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion

Collaborators
Pictures
Stamps, Coins
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
Vision

Tools

Special reports

Check for Aquarium maintenance | Check for Species Fact Sheets | Check for Aquaculture Fact Sheets

Download XML

Summary page | Point data | Common names | Photos

Internet sources

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD₅₀ = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
4.5 ±0.6 se; Based on diet studies.

Resilience (Ref. 69278)
Low, minimum population doubling time 4.5 - 14 years (K=0.13-0.16; tm=8-11; tmax=20)

Vulnerability (Ref. 59153)
Very high vulnerability (75 of 100)

Price category (Ref. 80766)
Low

Molva dypterygia (Pennant, 1784)