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Swordfish are elongated, round-bodied, and lose all teeth and scales by adulthood. These fish are found widely in tropical and temperate parts of the Atlantic, Pacific, and Indian Oceans, and can typically be found from near the surface to a depth of 550 m (1,800 ft), and exceptionally up to depths of 2,234 m. [3]
Protosphyraena is a fossil genus of swordfish-like marine fish, that thrived worldwide during the Cretaceous period (Albian-Maastrichtian). Fossil remains of this taxon are mainly discovered in North America and Europe, and potential specimens are also known from Asia, Africa and Australia. [1]
Using the weight calculation formula, the swordfish measured 138 inches overall — 98 from the lower jaw to the fork of the tail — and had a girth of 64 inches. "It was a fat fish, too.
Billfish do not normally spear with their bills, though occasionally a marlin will flip a fish into the air and bayonet it. Given the speed and power of these fish, when they do spear things the results can be dramatic. Predators of billfish, such as great white and mako sharks, have been found with billfish spears embedded in them.
This year’s marine heat waves and spiking ocean temperatures foretell big changes in the future for some of the largest fish in the sea, such as sharks, tunas and swordfish.
The sighting was made off the coast of western Australia, the charter boat company said.
Alex Cord on location (1993) performing the voice-over and on-camera work for The Paddlefish: An American Treasure. Exotic and Unusual Fishes of North America is a series of PBS documentary television specials about three species of American fish: The Alligator Gar: Predator or Prey?, The Paddlefish: An American Treasure, and Sturgeon: Ancient Survivors of the Deep.
Adults of most species are more or less solitary, while young and half-grown fish frequently congregate. Barracudas prey primarily on fish (which may include some as large as themselves). Common prey fish include jacks , grunts , groupers , snappers , small tunas , mullets , killifishes , herrings , and anchovies ; often by simply biting them ...