Title: HYBRID CARP POSSIBLY PRODUCED BY A NATURAL REPRODUCTION BY Barbus luteus HECKEL,1843 AND Carassius auratus(LINNAEUS,1758) COLLECTED FROM RIVER TIGRIS PASSING THROUGH MOSUL, IRAQ
Abstract: A natural intergenertic hybrid carp of Barbus luteus and Carassius auratus was recorded in Tigris River–Mosul-Iraq during fish caught in March and April,2008.New hybrid with pink color and short two barbels (3mm) and the number of rays in the dorsal fin IV(10)and the number of pharyngeal teeth (2,3,5-5,3,2) and absence of serrates in third dorsal fin was the same as Barbus luteus ,while the body and mouth shape with constriction in the head and in the number of rays in pectoral fin (14) are the same as in Carassius auratus .But the number of scales in lateral line (28) and the number of gill rackers (17) were characteristic to the hybrid alone.