Streaked spinefoot (Siganus javus)

Scientific name: Siganus javus Linnaeus, 1766

The Streaked spinefoot (Siganus javus) is a brackish-water fish of the family Siganidae. In the aquarium it needs water at 25–28°C (77–82°F).

Streaked spinefoot care at a glance

Temperature: 25–28°C (77–82°F)

Biology

Dorsal spines (total): 13; Dorsal soft rays (total): 10; Anal spines: 7; Anal soft rays: 9; Vertebrae: 13. Body bronze above, white on belly and thorax; iris light brown; pectoral fins hyaline, pelvic fins white. Slender and pungent dorsal spines; anal spines stout. Preopercular angle 78?-92?. Strong scales cover cheeks. Midline of thorax scaled but not pelvic ridges. Broad-based triangular flap of anterior nostril reaching half way to posterior nostril in juveniles, reducing to a small crescent with age.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name: Siganus javus
Family: Siganidae (Rabbitfishes)
Order: Perciformes (Perch-like fish)
Class: Actinopterygii (Ray-finned fishes)
Maximum length: 53.0
Common length: 30.0
Environment: Marine; brackish; reef-associated; oceanodromous, usually 2 - 20 m
Climate: Tropical
Distribution: Indo-Pacific: Persian Gulf, Gulf of Oman, Pakistan, India, Sri Lanka, Burma, Andaman Islands, Thailand, Viet Nam, southern China, Malaysia, Indonesia, Philippines, Australia, New Guinea, Vanuatu and New Caledonia. Records for the Ryukyu and Ogasawara Islands could be based on strays.
Conservation status (IUCN): Not Evaluated
Threat to humans: Venomous
Uses: Fisheries: commercial; aquarium: commercial
Resilience: Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)