Alison's Blue Devil, Paraplesiops alisonae Hoese & Kuiter 1984


Other Names: Alisons Bluedevil, Alison's Devilfish

A juvenile Alison's Blue Devil, Paraplesiops alisonae, in Port Phillip, Victoria. Source: Rudie H. Kuiter / Aquatic Photographics. License: All rights reserved

Summary:

Alison's Blue Devil is the only species in the genus Paraplesiops to show colour pattern differences between the sexes. Females and juveniles are dusky brownish to grey, with bright blue spots on the head, blue stripes along the dorsal and anal fins and a blue margin on the caudal fin. Males are more orange in colour with blue spots on the head and wavy blue lines on the fins. Both males and females have blue spots along the front part of the lateral line.


Cite this page as:
Dianne J. Bray, Paraplesiops alisonae in Fishes of Australia, accessed 30 Jan 2020, http://136.154.202.208/Home/species/3473

Alison's Blue Devil, Paraplesiops alisonae Hoese & Kuiter 1984

More Info


Distribution

Endemic to temperate waters of southern Australia, from Port Phillip Bay, Victoria, to the Tamar River mouth, Tasmania, and westwards to Kangaroo Island, South Australia.

A nocturnal species found beneath ledges and in caves on coastal reefs, in depths of 3-35 m.

Features

Dorsal fin XI-XII, 9-11; Anal fin III, 9-11; Caudal fin 17-18; Pectoral fin 17-18; Pelvic fin I, 4; Lateral line 34-38 + 12-16.

Body moderately long, compressed, head bluntly rounded, mouth reaching to hind margin of eye; dorsal and anal fins slightly elongated posteriorly, almost reaching to the end of the large rounded tail, slender pelvic fins and lateral line in two parts.

Size

To 15 cm SL

Colour

Females and juveniles are dusky brownish to grey, with an orange head covered in bright blue spots, longitudinal blue stripes on the dorsal and anal fins and a blue margin to the caudal fin. Males are more orange in colour with blue spots on the head and wavy blue lines on the fins. Both males and females have blue spots along the front part of the lateral line.

Feeding

Carnivore

Biology

The sexes are separate, and fertilisation is external. Males and females form pairs, and females lay an egg mass that attaches to rocks under ledges and in caves. The males protect the developing eggs until the larvae hatch.

Conservation

EPBC ACt: Not listed.

IUCN Red List: Not evalutated.

Etymology

The species is named for Alison Kuiter.

Author

Dianne J. Bray

Resources

Australian Faunal Directory

Alison's Blue Devil, Paraplesiops alisonae Hoese & Kuiter 1984

References


Grant, E.M. 2002. Guide to Fishes. Redcliffe : EM Grant Pty Ltd 880 pp.

Hoese, D.F. & Kuiter, R.H. 1984. A revision of the Australian plesiopid fish genus Paraplesiops, with notes on other Australian genera. Records of the Australian Museum 36(1/2): 7-18 figs 1-9.

Hutchins, J.B. & Swainston, R. 1986. Sea Fishes of Southern Australia. Complete field guide for anglers and divers. Perth : Swainston Publishing 180 pp.

Hutchins, J.B. & Thompson, M. 1983. The Marine and Estuarine Fishes of South-western Australia. Perth : Western Australian Museum 103 pp. 345 figs (p. 28, as Paraplesiops species)

Kuiter, R.H. 1993. Coastal Fishes of South-eastern Australia. Bathurst : Crawford House Press 437 pp.

Kuiter, R.H. 1994. Family Plesiopidae. pp. 552-558 figs 490-495 in Gomon, M.F., Glover, C.J.M. & Kuiter, R.H (eds). The Fishes of Australia's South Coast. Adelaide : State Printer 992 pp. 810 figs

Kuiter, R.H. 1996. Guide to sea fishes of Australia. A comprehensive reference for divers and fishermen. Sydney, NSW, Australia : New Holland Publishers xvii, 434 pp.

Quick Facts


CAAB Code:37316007

Depth:3-35 metres

Habitat:Reef associated

Max Size:15 cm SL

Native:Endemic

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