Image source: Jo's Animal Database
The silver sweep (Scorpis lineolata), also known as the false pompano, sweep, trumps or windawindawi, is a species of marine ray-finned fish from the subfamily Scorpidinae of the sea chub family Kyphosidae. It is native to the southwestern Pacific Ocean from Australia to New Zealand. The silver sweep has deep and strongly compressed body with a thin caudal peduncle. The head is moderately sized with an almost straight dorsal profile, a short snout and quite large eyes. The mouth is small and oblique with small but strong teeth in the jaws arranged in broad bands with the outer band being enlarged and recurved. Most of the body is covered in very small ctenoid scales and there is a gently curved lateral line. The dorsal fin continuous with a very short first spine, there are a 10 spines which progressively become higher towards the tail, the first rays in the soft-rayed portion of the dorsal fin is only slightly higher than the spiny portion giving the dorsal fin an almost straight profile. The soft-rayed part of the dorsal fin contains 26-28 soft rays. The anal fin has 3 spines and 27-28 soft rays. The soft portion of the dorsal fin is notably longer than they spiny portion. It has small pectoral fin are small with the uppermost rays being the longest. The pelvic fins are also small and are located below and to the rear of the pectoral fins. Silver sweeps are greyish, blue-grey or green-grey dorsally and silver-grey ventrally, with the edge of the gill cover and the base of the pectoral fin being blackish. This species can reach a length of 30 cm (12 in). In Australia it is found from Moreton Bay in Queensland south to Tasmania and west as far as Victor Harbor, South Australia. It is also found in the Tasman Sea around Lord Howe Island and Norfolk Island. Silver sweep are a common fish on the east coast of Australia, particularly in New South Wales. In New Zealand, silver sweep are distributed around the coast of the North Island.
