this study was conducted to estimating the amount of non-standard sizes (with lengths less than lm50) fishes of shrimp trawls in the hormozgan province coastal water during shrimp fishing season. sampling was carried out using the tabas otriger commercial trawler during 55 hauls. eight commercially valuable species including pampus argenteus, parastromateus niger, plicofollis dussumieri, saurid...