Kalmar “genus” tana nufin matsayi na haraji da aka yi amfani da shi wajen rarraba kwayoyin halitta. A ilmin halitta, galibi rukuni ne na kusanci da halaye na yau da kullun waɗanda ke raba halaye na yau da kullun. An san Tarpon saboda girmansu, ƙarfinsu, da tsalle-tsalle na acrobatic lokacin da aka kama su akan layin kamun kifi. babban dangin kifi.
