Yellowfin tuna have yellow sides, blue backs, silver bellies and can weigh up to 450 pounds, whereas Pacific yellowtail have yellow stripes across their bodies, a yellow tail and weigh between 10 and 20 pounds when caugh... More » Pets & Animals Marine Life Fish

The differences between bigeye tuna and yellowfin tuna, the two species of ahi, are that bigeye has extremely large eyes, a plump body and a larger head than yellowfin. Yellowfin tuna has bright yellow finlets with soft ... More » Pets & Animals Marine Life Fish

Albacore is a species of tuna found throughout the Pacific and Atlantic oceans and the Mediterranean Sea. It also called white tuna or longfin tuna, and it has a firm texture, large moist flakes and a mild taste. It is o... More » Food Food Facts Meat, Poultry & Seafood
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The gender of male and female blue catfish can be determined by the distinctive humps that appear on the backs of the males between the dorsal fins and the head. The females are more streamlined and can reach any size, b... More » Pets & Animals Marine Life Fish

A short list of well-known predatory fish includes sharks, tuna, rays, salmon, and swordfish. There are numerous additional types of predatory fish, such as grouper, perch, gars, piranhas and bucktooth tetras. Other exam... More » Pets & Animals Marine Life Fish

Blue marlins eat a variety of fish, including tuna and tuna-like fish, mackerel and younger members of the Balistidae and Acanthuridae families. They also eat squid and crustaceans. Blue marlins take prey from the open s... More » Pets & Animals Marine Life Fish

Some types of fish are sharks, rays, lampreys, catfish, lungfish, herring, tuna, pufferfish, coelecanth and gobies. Other types include angelfish, tetras, gouramis, cichlids, guppies and goldfish. Each of these refer to ... More » Pets & Animals Marine Life Fish