Post
by chupo » Mon Dec 21, 2009 1:16 pm
In Croatian language its caled Veliki Vijun,the variation depend in which river they live,my loach is caught in river Kupa,Cobitis elongatoides live in river Dunav.
Large vijun has barrel body and long, laterally flattened head. Mouth small and surrounded by three pairs of mustache.Under eye thole is small and hidden under the skin on the cheek. After covering the body shell. The basic body color is white-yellow, the longitudinal series dark brown spots that extend from head end to the beginning of the tail fin. On the back there are 12-19 spots on the sides of them 10-13. From the eye to the end of the upper lip goes dark stripe behind the eye divided. Lateral line contains only a few shells, and stretches from gills cover the rear of the body. It differs from C. elongatoides by messenger and lower body. Eye thole bone is poorly developed and hidden under the skin. Black spots in the tail fin is essentially obliquely set, while for C. elongatoides vertical. Distinct dark line connecting the spots in the lower side row. The length of breast fins of C. elongata full stop 3 times in the interval between the beginning of the breast fin to the beginning of abdominal fins. While the length of C. elongatoides breast fins do not fit in the space between the beginning of the breast fin to the beginning of abdominal fins.
Max size:
length 16 cm
Biology:
Occurs only in liquid water quickly with sand, gravel and rocky bottoms, mainly in the zone lipljena, cataract and deverike. Spends his days buried in the bottom, and is active and feed at night. It feeds on small invertebrates pridnenim and plant remains.
Large vijun sex ever greater in the second year. Spawning is from April to June, in shallow, clear waters of liquid at the bottom covered with sand, gravel or stones.
Distribution:
Only in the Danube basin, and only in the countries of former Yugoslavia, Romania and Bulgaria. In Croatia, only inhabit the rivers Sava and Kupa.
