You can sponsor this page

Cephaloscyllium umbratile  Jordan & Fowler, 1903

Blotchy swell shark
Add your observation in Fish Watcher
Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Cephaloscyllium umbratile   AquaMaps   Data sources: GBIF OBIS
Upload your photos and videos
Pictures | Google image
Image of Cephaloscyllium umbratile (Blotchy swell shark)
Cephaloscyllium umbratile
Picture by Shao, K.T.


country information

Common names: [No common name]
Occurrence:
Salinity:
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information:
National Fisheries Authority:
Occurrences: Occurrences Point map
National Database:

Classification / Names

Elasmobranchii (sharks and rays) > Carcharhiniformes (Ground sharks) > Scyliorhinidae (Cat sharks)
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 120 cm TL male/unsexed; (Ref. 95495); 110.0 cm (female)

Length at first maturity
Lm ?, range 95 - 101.1 cm

Environment

Marine; reef-associated; depth range 20 - 500 m (Ref. 94801)

Climate / Range

Subtropical, preferred ?

Distribution

Western North Pacific: Japan Sea, East China Sea (Japan, Korea, China and Taiwan) (Ref. 94801); possibly up to New Zealand. Similar to Cephaloscyllium isabellum but the color pattern is different.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Overall color is lighter than C. isabellum, with irregular saddles and numerous blotches and a spotless ventral surface (Ref. 12951).

Biology     Glossary (e.g. epibenthic)

Found on rocky reefs (Ref. 12951); near shore, down to 300 m on sandy mud bottoms (Ref. 11230). Feeds mainly on bony fishes such as mackerel, sardines, filefishes, moray eels, dragonets, flatfishes and cowfishes (Ref. 12951) but also preys on elasmobranches and squid (Ref. 12951). Oviparous (Ref. 50449). Thrives and breeds in public aquariums (Ref. 12951).

IUCN Red List Status (Ref. 115185)

Threat to humans

  Harmless (Ref. 12951)



Human uses

Aquarium: public aquariums

More information

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

Download XML

Internet sources

BHL | Check for other websites | Check FishWatcher | CISTI | DiscoverLife | ECOTOX | FAO(Publication : search) | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | iSpecies | National databases | PubMed | Scirus | Sea Around Us | SeaLifeBase | Tree of Life | uBio | uBio RSS | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record | Fishtrace

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
4.5   ±0.76 se; Based on food items.

Resilience (Ref. 69278)
Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be <100)

Vulnerability (Ref. 59153)
High to very high vulnerability (68 of 100)
Price category (Ref. 80766)
Low