Layang scad-Decapterus macrosoma
Aug 24, 2022
Tso lus
Decapterus yog a genusntawm marinentsesntawm jack tsev neeg,Carangidae, feem ntau hu ua mackerel scads, round scads, lossis horse mackerel. Lawv muaj nyob thoob plaws lub ntiaj teb no.
Decapterus macrosomaBleeker, 1851.
Cov yam ntxwv nta:
- Scutes ntawm caudal peduncle
- Lub cev elongate thiab slender
- Sib cais finlet ntawm qhov kawg ntawm cov mos dorsal thiab qhov quav fins
- 14-29 teev nyob rau hauv ncaj ib feem ntawm lateral kab
- Qhov kawg ntawm lub puab tsaig sab sauv concave saum toj no
Xim:
Hlau xiav saum toj no, silvery hauv qab; me me dub blotch nyob rau sab sauv ntawm operculum; caudal fin dusky; lwm fins daj.
Loj:
Txog li 35 cm TL.
Kev faib tawm:
Indo-West thiab Central Pacific nyob rau hauv cov dej kub.
Habitat:
Pelagic, los ntawm 30 mus rau 170 m qhov tob.
Biology:
Feem ntau pub rau me me invertebrates. Tsim cov tsev kawm ntawv me.