تقدير المساحة التنفسية لغلاصم أسماك الخشني ((Heckle , 1843 Liza abu

Abstract

The study in question is a gill area to one the class of Osteichthyes which are: Liza abu of Mugilidae family and. The collection study sampling from AL-Hindia River by use Gill nets and Cost nets , The appear study Results has differ clear in ranges values to the study length groups , They have small length groups small absolute gill area compare large length groups the have groups large absolute gill area the ranges values (1373.06 – 1729.12 mm2) , is was total length average of gill filament the effect on the increase values absolute gill area while don’t appear the two other factor (number of secondary lamellae and secondary lamellae area) the proved study fishes included in the Sluggish Fishes or Slow Swimming This study proved first from species on Liza abu fishes .