Sydney : New Holland Publishers (Australia) 394 pp.īutcher, P.A., Broadhurst, M.K., Hall, K.C. Girella tricuspidata (Quoy & Gaimard 1824) ReferencesĪllan, R. The specific name tricuspidata is from the Latin tri (= three) and cuspidatus (= pointed), in reference to the three cusps on the teeth of this species.īoops tricuspidata Quoy & Gaimard 1824, Voyage autour du monde: 296. The species is fished commercially in New South Wales. Minimum legal size and bag/possession limits are enforced by State fisheries departments in Queensland, New South Wales and Victoria. Luderick are commonly taken by anglers using long, flexible rods, very small hooks and pencil floats with green filamentous weed as bait. Juveniles usually settle out seagrass beds, and move to the deeper parts of estuaries and coastal reefs as they grow.Ī very popular angling species, especially in Queensland and New South Wales. Luderick may also consume small molluscs, crustaceans and polychaete worms.Īdults form large aggregations, and undertake 'runs' from rivers, estuaries and coastal lakes to spawn in the mouths of estuaries and the surf zone. Luderick found in estuaries are usually dark greyish to brown, whereas those in coastal waters are usually bluish-grey.įeeds mostly on seagrass, filamentous algae and detritus. Pelvic fins small, inserted behind vertical through origin of pectoral fin bases by distance greater than snout length.ĭark greenish-grey above, silvery grey on sides and belly, with about 11 narrow dark vertical bars below the dorsal fin, fading on the lower part of the body head and pectoral fins occasionally yellowish fins otherwise pigmented as adjacent portions of body. Scales moderately small, ctenoid, covering body, most of cheeks, upper half of opercles and bases of dorsal and anal fins lateral line continuous, parallel with upper profile of body.ĭorsal fin continuous with little demarcation between spinous and soft portions, base of spinous portion 1.6-1.9 times as long as that of soft part, middle spines longest, only slightly shorter than longest soft rays, soft rays decreasing in length only slightly posteriorly anal fin similar to and opposite soft part of dorsal fin caudal fin very large, broadly forked. Head small, (27-34% SL), forehead slightly convex eyes small (20-29% HL) mouth small, not reaching below eyes, maxillae concealed beneath respective preorbital bones each jaw with outer row of overlapping, flattened, tricuspid teeth bordering broad band of minute teeth of similar shape. Small juveniles usually shelter amongst seagrass.ĭorsal fin XIV-XVI (usually XV), 11-12 Anal fin III, 11-12 Caudal fin 17: Pectoral fin 16 Pelvic fin I, 5 Lateral-line scales 48-51.īody moderately deep (38-44% SL), compressed, dorsal and ventral profiles evenly arched caudal peduncle moderately shallow. Luderick inhabit shallow coastal and estuarine waters, often forming large schools around rocky outcrops and jetties. Elsewhere, the species occurs in New Zealand. South of Mackay, Queensland, to Spencer Gulf, South Australia, including north-eastern Tasmania. Girella tricuspidata (Quoy & Gaimard 1824) More Info
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