Grampus griseus   (Cuvier, 1812)

Risso's dolphin

Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Grampus griseus  AquaMaps  Data sources: GBIF OBIS
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Grampus griseus

Classification / Names Common names | Synonyms | CoL | ITIS | WoRMS

Mammalia | Cetartiodactyla | Delphinidae

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

Pelagic; oceanodromous (Ref. 75906); brackish; depth range 0 - 3510 m (Ref. 116169).  Tropical; 13°C - 28°C (Ref. 75906); 90°N - 90°S, 180°W - 180°E

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

Atlantic, the Mediterranean, Indo-Pacific and the Antarctic. Tropical to temperate.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?  range ? - ? cm Max length : 380 cm TL male/unsexed; (Ref. 1394); max. published weight: 500.0 kg (Ref. 1394)

Biology     Glossary (e.g. epibenthic)

Inhabits deep oceanic and continental slope waters of the tropics through the temperate regions in both hemispheres. Feeds os (Ref. 1394). Feeds in deeper waters (Ref. 122680) on crustaceans and cephalopods, but prefers squid (Ref. 1394).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Breeding is year-round.

Main reference References | Coordinator | Collaborators

Tan, J.M.L. 1995. (Ref. 936)

IUCN Red List Status (Ref. 130435)

  Least Concern (LC) ; Date assessed: 21 February 2018

CITES status (Ref. 108899)

Appendix II: International trade monitored

CMS (Ref. 116361)

Appendix II: Migratory species conserved through agreements

Threat to humans

Human uses

Fisheries: commercial
FAO - Fisheries: landings, species profile | FishSource | Sea Around Us

Tools

E-book | Field guide

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Common names
Synonyms
Predators
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance
References
Mass conversion
Collaborators
Pictures

Internet sources

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Fisheries: species profile; publication : search) | Fishipedia | GenBank (genome, nucleotide) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (Go, Search) | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 4.2 - 15.7, mean 8.7 (based on 2801 cells).
Resilience (Ref. 69278): High, minimum population doubling time less than 15 months (K=0.49-0.57; tm=11).
Vulnerability (Ref. 71543): Moderate vulnerability (41 of 100).
Price category (Ref. 80766): Unknown.