Holohalaelurus regani

(GILCHRIST, 1922)


Izak catshark
Classification: Elasmobranchii Carcharhiniformes Pentanchidae

Reference of the original description
GILCHRIST, J.D.F. (1922)
Deep-sea fishes procured by the S.S. Pickle. Part 1. Report Fisheries and Marine Biological Survey, Union of South Africa, 2 (3): 41–79, Pls. 7–12

Synonyms / new combinations and misspellings
Halaelurus regani, Scyliorhinus regani, Scyliorhinus (Halaelurus) regani, Scylliorhinus regani

Types
Holohalaelurus regani
Neotype: SAM: 32448


Description :


Citation: Holohalaelurus regani (GILCHRIST, 1922): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 07/2019

Please send your images of "Holohalaelurus regani" to info@shark-references.com

Holohalaelurus regani (GILCHRIST, 1922), © FAO, www.fish-base.org
Common names
deu \(T\) Skaamoog, spa Pejegato reticulado, fra \(T\) Holbiche isard, eng Izak, eng Izak cat shark, eng Izak catshark, eng Mottled dog-fish, por Pata-roxa reticulada

Short Description
A broad-headed catshark with crowded dark brown spots on a yellowish background, producing a net-like pattern of light lines; underside white with small black pores; no labial furrows [536]. Specimens less than 23 cm TL blackish with white side spots [536].

Distribution
Indian Ocean from Durban, kwaZulu-Natal, South Africa, southwards and westwards to Cape Agulhas; westward into the Atlantic Ocean; northwards to southeast of Lüderitz, Namibia. Source: www.gbif.org

Biology
Oviparous, with one egg laid per oviduct at a time [536]. Embryos feed solely on yolk [733]. Found on the outer continental shelf and upper slope, on or near the bottom [517]. May occur in shallower water in the temperate region than off tropical and subtropical areas. Feeds mainly on pelagic bony fishes, also fish offal, hagfish eggs, crustaceans, and cephalopods [536].

Size / Weight / Age
69.0 cm TL (male/unsexed; [536])

Habitat
bathydemersal; marine; depth range ? - 1075 m (Ref. 75585), usually 150 - 300 m (Ref. 75585)

Remarks
shark-references Species-ID=2945;

Parasites (arranged by Jürgen Pollerspöck)
Cestoda