Syngnathoides biaculeatus (Bloch, 1785)
- Dataset
- The National Checklist of Taiwan (Catalogue of Life in Taiwan, TaiCoL)
Classification
- kingdom
- Animalia
- phylum
- Chordata
- class
- Actinopterygii
- order
- Gasterosteiformes
- family
- Syngnathidae
- genus
- Syngnathoides
diagnostic
Body typically slender and elongate, without scales, encased in a series of bony rings. Snout long, its length 1.7-1.8 in HL. Superior and inferior ridges continuous with their respective tail ridges, the inferior trunk ridge inconspicuous and located on venter of trunk; lateral trunk ridge deflected dorsad behind anal ring, ends just below superior tail ridge near rear of dorsal-fin base. Median dorsal snout ridge low, entire; usually with a spine-like point on supraorbital ridge over posterior third of orbit; opercle without a longitudinal ridge; scutella absent; dermal flaps wrll developed in juveniles, often absent in adult. Rings 15-18 + 40-54, darsal-fin rays 37-50, pectoral-fin rays 20-24. Mainly greenish to brown with variable darker markings, sometimes with a narrow dark stripe on opercle.
distribution
Distributed in the Indo-Pacific feom Red Sea south to South Africa, east to Samoa, north to southern Japan, south to New South Wales; throughout Micronesia except the northern Marshall Islands Southeast Atlantic: Knysna, South Africa. It is found in south