Cov ntses mackerel muaj lub cev nqaim thiab ntev, nrog lub taub hau xiav dub thiab nraub qaum, lub cev ntev li ntawm 25-50 centimeters, thiab qhov hnyav li ntawm 300-1000 grams. Lawv muaj ob peb kab ntawm xiav dub puag ncig nyob rau sab sauv, ib tug zaj dawb lub plab, thiab horn spines qab dorsal thiab qhov quav fins. Feem ntau sib sau ua ke rau hauv pab pawg rau kev tsiv teb tsaws chaw nyob deb ntawm lub caij ntuj sov thiab lub caij nplooj zeeg.
Spanish mackerel, tseem hu ua xiav pom mackerel, belongs rau qhov kev txiav txim Perciformes thiab tsev neeg Labroidei. Cov hom muaj xws li suav mackerel, pom mackerel, thiab Kang's mackerel. Spanish mackerel yog ntev thiab tiaj tus ntawm ib sab, nrog cov xim nyiaj ci thiab cov kab txaij tsaus lossis dub xiav me ntsis ntawm sab nraub qaum. Nws muaj lub qhov ncauj loj, lub ntsej muag taw, cov hniav ntse, ua luam dej nrawm, thiab lub siab tawv heev. Nws lub cev ntev yog feem ntau ntawm 26 thiab 52 centimeters, thiab qhov ntev tshaj plaws tuaj yeem ncav cuag 1 meter. Nws hnyav txog 40 phaus thiab feem ntau yog muab faib rau sab hnub poob North Pacific. Nws kuj pom muaj nyob hauv Bohai Hiav Txwv, Hiav Txwv Daj, thiab East Tuam Tshoj Hiav Txwv, thiab belongs rau cov ntses sov sab sauv, feem ntau yog noj cov ntses me me hauv nruab nrab thiab sab saud.
