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Merluccius polli Cadenat, 1950

Benguela hake
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Merluccius polli   AquaMaps   Data sources: GBIF OBIS
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Image of Merluccius polli (Benguela hake)
Merluccius polli
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Classification / Names Κοινά ονόματα | Συνώνυμα | Catalog of Fishes(Γένος, Είδη) | ITIS | CoL | WoRMS | Cloffa

> Gadiformes (Cods) > Merlucciidae (Merluccid hakes)
Etymology: Merluccius: Latin, mar, maris = the sea + Latin, lucius = pike (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Οικολογία

Θαλασσινό(ά) βαθύβιο(ς); μη μεταναστευτικό(ά); εύρος βάθους 50 - 1248 m (Ref. 112558), usually 50 - 550 m (Ref. 58452). Deep-water; 29°N - 19°S, 19°W - 15°E (Ref. 58452)

Κατανομή Χώρες | Περιοχές FAO | Οικοσυστήματα | Παρουσίες | Point map | Εισαγωγές | Faunafri

Eastern Atlantic: off the coast of tropical West Africa, from Mauritania to Angola. Range reported to extend to off southwest Africa near Cape Frio, Namibia (Ref. 6524).

Length at first maturity / Μέγεθος / Βάρος / Age

Maturity: Lm 44.4  range ? - ? cm
Max length : 80.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 1371); common length : 40.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 26999)

Short description Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία

Ραχιαίες άκανθες (συνολικά) : 1; Μαλακές ραχιαίες ακτίνες (συνολικά) : 45 - 52. Head large and little depressed. Pectoral fin tips usually reaching the origin of anal fin in small but not in large individuals. Scales easily shed. Color usually blackish on back, steel gray to blackish on belly; caudal fin white-edged.

Βιολογία     Γλωσσάρι (π.χ. epibenthic)

Feeds mainly on small fishes and partly on squids and shrimps (Ref. 1371). Marketed mostly fresh and frozen, also used for fishmeal and oil (Ref. 1371). Minimum depth reported taken from Ref. 1371.

Life cycle and mating behavior Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες

Main reference Upload your references | Αναφορές | Συντονιστής | Συνεργάτες

Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 12 July 2012

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

αλιεία: περιορισμένης εμπορικότητας
FAO - αλιεία: landings; Publication: search | FIRMS - Stock assessments | FishSource | Η θάλασσα γύρω μας

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Trophic ecology
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Θηρευτές
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Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Αναπαραγωγή
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Stamps, coins, misc.
References
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Διαδικτυακές πηγές

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: Γένος, Είδη | DiscoverLife | ECOTOX | FAO - αλιεία: landings; Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genome, nucleotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Εθνικές βάσεις δεδομένων | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Δέντρο Ζωής | Wikipedia: Go, αναζήτηση | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Preferred temperature (Ref. 123201): 7.3 - 19.8, mean 14.2 °C (based on 93 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00447 (0.00243 - 0.00821), b=3.09 (2.93 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Τροφικό Επίπεδο (Ref. 69278):  4.5   ±0.63 se; based on food items.
Generation time: 2.8 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Ελαστικότητα (Ref. 120179):  Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (K=0.39(?); assuming tm>=2).
Fishing Vulnerability (Ref. 59153):  Low to moderate vulnerability (35 of 100).
Climate Vulnerability (Ref. 125649):  High vulnerability (58 of 100).
Price category (Ref. 80766):   High.
Nutrients (Ref. 124155):  Calcium = 11.3 [5.5, 40.8] mg/100g; Iron = 0.351 [0.069, 0.938] mg/100g; Protein = 17.3 [16.0, 18.5] %; Omega3 = 0.158 [0.081, 0.306] g/100g; Selenium = 28.7 [12.1, 62.7] μg/100g; VitaminA = 9.7 [1.9, 42.7] μg/100g; Zinc = 0.203 [0.137, 0.312] mg/100g (wet weight);