Animalia > Chordata > Mammalia > Cetacea > Delphinidae > Lagenorhynchus > Lagenorhynchus obscurus

Lagenorhynchus obscurus (Dusky Dolphin)

Synonyms:

Wikipedia Abstract

The dusky dolphin (Lagenorhynchus obscurus) is a dolphin found in coastal waters in the Southern Hemisphere. Its specific epithet is Latin for "dark" or "dim". It is very closely genetically related to the Pacific white-sided dolphin, but current scientific consensus holds they are distinct species. The dolphin's range is patchy, with major populations around South America, southwestern Africa, New Zealand, and various oceanic islands, with some sightings around southern Australia and Tasmania. The dusky dolphin prefers cool currents and inshore waters, but can also be found offshore. It feeds on a variety of fish and squid species and has flexible hunting tactics. The dusky dolphin is known for its remarkable acrobatics, having a number of aerial behaviours. The status of the dolphin is u
View Wikipedia Record: Lagenorhynchus obscurus

Infraspecies

Lagenorhynchus obscurus fitzroyi (South American Dusky Dolphin)
Lagenorhynchus obscurus obscurus (South African Dusky Dolphin)
Lagenorhynchus obscurus posidonia

EDGE Analysis

Uniqueness Scale: Similiar (0) 
3
 Unique (100)
Uniqueness & Vulnerability Scale: Not determined do to incomplete vulnerability data.
ED Score: 7.58
Learn more at EDGE of Existence programme

Attributes

Gestation [4]  11 months 20 days
Litter Size [4]  1
Maximum Longevity [4]  36 years
Snout to Vent Length [4]  6.626 feet (202 cm)
Water Biome [1]  Coastal
Adult Weight [2]  281.091 lbs (127.50 kg)
Diet [3]  Carnivore (Invertebrates), Piscivore
Diet - Fish [3]  60 %
Diet - Invertibrates [3]  40 %
Forages - Marine [3]  100 %
Female Maturity [4]  6 years
Male Maturity [4]  5 years

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Palmer LTER Site Long Term Ecological Research   Antarctica    
Tierra Del Fuego National Park II 172861 Argentina

Prey / Diet

Prey / Diet Overlap

Consumers

Range Map

External References

Citations

Attributes / relations provided by
♦ 1Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at animaldiversity.org
♦ 2Felisa A. Smith, S. Kathleen Lyons, S. K. Morgan Ernest, Kate E. Jones, Dawn M. Kaufman, Tamar Dayan, Pablo A. Marquet, James H. Brown, and John P. Haskell. 2003. Body mass of late Quaternary mammals. Ecology 84:3403
♦ 3Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
♦ 4Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
♦ 5Diet of dusky dolphins, Lagenorhynchus obscurus, in waters off Patagonia, Argentina, Alonso, MK | Crespo, EA | Garcia, NA | Pedraza, SN | Coscarella, MA, Fishery Bulletin [Fish. Bull.]. Vol. 96, no. 2, pp. 366-374. Apr 1998
♦ 6PREY OCCURRENCE IN THE STOMACH CONTENTS OF FOUR SMALL CETACEAN SPECIES IN PERU, IGNACIO GARCÍA-GODOS, KOEN VAN WAEREBEEK, JULIO C. REYES, JOANNA ALFARO-SHIGUETO AND MILENA ARIAS-SCHREIBER, LAJAM 6(2): 171-183, December 2007
♦ 7Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Abstract provided by DBpedia licensed under a Creative Commons License
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0