Atlantic halibut Atlantic halibut The Atlantic halibut ("Hippoglossus hippoglossus") is a flatfish of the family Pleuronectidae. They are demersal fish living on or near sand, gravel or clay bottoms at depths of between . The halibut is among the largest teleost (bony) fish in the world, and is an endangered species due to a slow rate of growth and previous overfishing. Halibut are strong swimmers and are able to migrate long distances. Halibut size is not age-specific, but rather tends to follow a cycle related to halibut (and therefore food) abundance. The native habitat of the Atlantic halibut is the temperate and
Ide (fish) German "orf", through the Latin "orphus" meaning a "sea fish" or "sea perch" which in turn derives from the Greek "orphōs". The generic name "Leuciscus" is derived from the Greek word "leykiskos" which means "white mullet". There are two recognised subspecies of the ide: The ide is a rather plump, sturdily built fish with a deep body, although not especially so. The peduncle of the caudal fin is thick. When they are small ide have dark backs and silvery sides but older fish develop a golden sheen along the flanks. At all ages the eye is yellow and the pectoral