The Collaborative International Dictionary of English v.0.48:

Lates \La"tes\, n. [NL., fr. Gr. ? a fish of the Nile.] (Zool.)
   A genus of large percoid fishes, of which one species (Lates
   Niloticus) inhabits the Nile, and another (Lates
   calcarifer) is found in the Ganges and other Indian rivers.
   They are valued as food fishes.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Cockup \Cock"up\, n. (Zool.)
   A large, highly esteemed, edible fish of India (Lates
   calcarifer); -- also called begti.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Lates calcarifer
    n 1: a species of large perch noted for its sporting and eating
         qualities; lives in marine, estuary, and freshwater
         habitats [syn: barramundi, giant perch, giant
         seaperch, Asian seabass, white seabass, Lates
         calcarifer]