There are 39 fish species , mostly typical of braskish environment ; the major ones are grayling and `` Coregonus '' ( whitefishes ) , such as muksun ( `` Coregonus muksun '' ) , broad whitefish ( `` Coregonus nasus '' ) and omul ( `` Coregonus autumnalis '' ) .
There are 39 fish species , mostly typical of braskish environment . The major ones are grayling and `` Coregonus '' ( whitefishes ) , such as muksun , broad whitefish and omul .