Squalus melanurus Fourmanoir & Rivaton, 1979

Blacktailed spurdog

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Elasmobranchii \| Squaliformes \| Squalidae
Synonyms	... more
Common names	Aiguillat à queue noire, Galludo cola negra, Zwartstaartdoornhaai, ... more

You can sponsor this page

Upload your photos and videos
| All pictures | Google image |

Image of Squalus melanurus (Blacktailed spurdog)

Picture by Justine, J.-L.

Add your observation in Fish Watcher

No AquaMaps available for this species.

Main reference

Compagno, L.J.V. 1984. (Ref. 247)
Other references | Biblio | Coordinator : Compagno, Leonard J.V. | Collaborators

Size / Weight / Age

Max length : 75 cm TL (female)

Environment

Bathydemersal; marine; depth range 320 - 340 m (Ref. 31367)

Climate / Range

Deep-water; 21°S - 23°S, 166°E - 168°E (Ref. 54896)

Western Central Pacific: New Caledonia.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 2; Anal spines: 0. Conspicuous black tips on dorsal fins, black dorsal caudal margin, black ventral caudal lobe (Ref. 247).

Found on the insular slopes (Ref. 247). Feeds on lanternfishes, boarfishes, barracudinas, and flatheads (Ref. 247). Probably ovoviviparous (Ref. 247). Defends themselves from their captors by whipping their bodies and long second dorsal spines (Ref. 247).


IUCN Red List Status (Ref. 57073)	Threat to humans
Least Concern (LC)	Harmless

Human uses
Fisheries: of no interest


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment Abundance	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

Tools
Biogeographic modelling \| E-book \| Field guide \| Identification keys \| Length-frequency wizard \| Life-history tool \| Point map

Special reports
Check for Aquarium maintenance \| Check for Species Fact Sheets \| Check for Aquaculture Fact Sheets

Download XML
Summary page \| Point data \| Common names \| Photos

Internet sources

Estimation of some characteristics with mathematical models

Phylogenetic diversity index (Ref. 82805)

PD₅₀ = 0.5000

Resilience (Ref. 69278)

Very Low, minimum population doubling time more than 14 years (Fec=1)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
High vulnerability (60 of 100)	Medium

Entered by Carpenter, Kent E.

Modified by Garilao, Cristina V.

Back to Search

Fish Forum

Comments & Corrections

Sign our Guest Book