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Cephaloscyllium formosanum Teng, 1962

Formosa swellshark
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Image of Cephaloscyllium formosanum (Formosa swellshark)
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drawing shows typical species in Scyliorhinidae.

Common names from other countries

Classification / Names Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii (hajar och rockor) (sharks and rays) > Carcharhiniformes (Ground sharks) > Scyliorhinidae (Cat sharks) > Scyliorhininae
Etymology: Cephaloscyllium: cephalus, from kephale (Gr.), head, referring to its very broad and depressed head; skylion, Greek for dogfish or small shark. (See ETYFish);  formosanum: --anum, Latin adjectival suffix that means, when attached to a name, “belonging to”: Formosa, or Taiwan, referring to type locality off southwestern coast of Taiwan. (See ETYFish).

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

marina revassocierade; djupintervall ? - 366 m (Ref. 94801).   Subtropical

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

Northwest Pacific: Taiwan.

Size / Vikt / Age

Maturity: Lm ?  range ? - ? cm
Max length : 65.6 cm TL (female)

Short description Bestämningsnycklar | Morfologi | Morfometri

This species is distinguished by the following characters: with four broad dark saddle blotches before first dorsal fin, the first saddle just behind eye, second saddle over gill openings, third saddle above inner margin of pectoral fin and fourth above pelvic fin origin; presence of a narrow dark band between third and fourth saddle blotches; body with numerous small white spots; margins of egg case indented (Ref. 94801).

Biologi     Ordlista (t.ex. epibenthic)

A medium-sized species that matures at size less than 65 cm TL (Ref. 94801).

Life cycle and mating behavior Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver

Main reference Upload your references | referenser | Koordinator : Compagno, Leonard J.V. | Medarbetare

Nakaya, K., S. Inque and H.-C. Ho, 2013. A review of the genus Cephaloscyllium (Chondrichthyes: Carcharhiniformes: Scyliorhinidae) from Taiwanese waters. Zootaxa 3752(1):101-129. (Ref. 94801)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 27 August 2019

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FishSource |

Ytterligare information

Trophic ecology
Födoslag
Diet compositions
Food consumptions
Food rations
Predatorer
Ecology
Ekologi
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversions
Recruitments
Abundances
Life cycle
Reproduktion
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larver
Larvdynamik
Distribution
Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
BRUVS - Videos
Anatomy
Gill areas
Hjärnstorlek
Otoliths
Physiology
Body compositions
Nutrients
Oxygen consumptions
Swimming type
Swimming speeds
Visual pigment(s)
Fiskljud
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genetik
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Vattenbruksprofiler
Avelslinjer
Ciguatera cases
Stamps, coins, misc.
Outreach
Medarbetare
Taxonomy
Populärnamn
synonymer
Morfologi
Morfometri
Bilder
References
referenser

Verktyg

Special reports

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = No PD50 data   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00263 (0.00139 - 0.00497), b=3.21 (3.04 - 3.38), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Trofisk nivå (Ref. 69278):  4.1   ±0.5 se; based on size and trophs of closest relatives
Resiliens (Ref. 120179):  Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Moderate to high vulnerability (46 of 100).