hypomesus

vadakkan ardhagolathil kaanapedunna anchu enangal ulkkollunna smelttukalude (oosmeridae) oru janussaanu hypomisus.
speeshees.
nilavil eee janussil anchu amgeekritha enangalunda
kulatthil "echu" manam vannu. vadakkukizhakkan eshya, alasca, vadakkupadinjaaran canada ennividangalil olidus vyaapakamaanu, athesamayam deltayil "echu" manam varunnu. kaaliforniyayile sacramento delttayile vamshanaashabheeshani neridunna oru inamaanu transpassicus. "echu. chishimensis oru kaalath oru prathyeka inamaayi karuthappettirunnuvenkum pinneedu ithu "echu" janasamkhyayaayi thiricharinju. niponensis ".

