Classification / Names
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Perciformes/Cottoidei (Sculpins) >
Psychrolutidae (Fatheads)
Etymology: Cottunculus: Greek, kottos = a fish, diminutive; tubulosus: Specific name from the Latin 'tubus' meaning pipe, referring to the prominent bony tubes of the lateral line.
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino batidemersal; rango de profundidad ? - 1950 m (Ref. 58914). Deep-water
Northeast Atlantic: Mid-Atlantic Ridge.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.7 cm SL macho / no sexado; (Ref. 58914); peso máximo publicado: 3.70 g (Ref. 58914)
Short description
Claves de identificación | Morfología | Morfometría
This species is distinguished from its congeners in having very prominent tubes externally
visible along all of the lateral line, and dense single and double prickles, readily apparent to the unaided eye, covering the body; head is fairly slender and head tubercles are well developed, as are the infraorbital(non-paired) and preopercular spines; peduncle short and relatively deep (Ref. 58914).
Caught by bottom trawl (Ref. 58914).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Byrkjedal, I. and A.M. Orlov, 2007. A new species of Cottunculus (Teleostei: Psychrolutidae) from the Mid Atlantic Ridge. Zootaxa 1580:63-68. (Ref. 58914)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Pesquerías:
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).