Wednesday, March 25, 2009 By JAY REEVES, Associated Press Writer . Their home is the ocean. Print; It was a fish story … Not quite a new species, but the population of sperm whales in the Gulf is distinctly different from their relatives. It is true that the Gulf of Mexico has no viable seal population since the demise of the Caribbean monk seal (Monachus tropicalis); however, that is no reason to think killer whales could not still thrive there. STOCK DEFINITION AND GEOGRAPHIC RANGE. According to a NatGeoWild documentary on the world's deadliest ocean predators Orcas live in all oceans of the world including the Atlantic Ocean on the eastern side of Florida. Sightings of these animals in the northern Gulf of Mexico (i.e., U.S. Gulf of Mexico… Whales live in the ocean. orcas – killer whales in cabo san lucas The Orcas we encounter on Cabo San Lucas Whale watching tours are individuals from the Eastern Tropical Pacific Population that is known to travel between the Baja and Sea of Cortez down to Costa Rica. KILLER WHALE (Orcinus orca): Northern Gulf of Mexico Stock. Orcas usually don't come close to the mouth of the Mississippi River, so why are they there now? The colored areas show the chance of sperm whales utilizing this habitat, with red being the highest. Hundreds of killer whales seen in Gulf of Mexico. They do not have homes. The killer whale is distributed worldwide from tropical to polar regions (Leatherwood and Reeves 1983). Boaters in the Gulf of Mexico captured video of a rare and unexpected sight: a pod of orcas, or killer whales, swimming in an area far from their natural habitat. Scientists are asking for your help to find out. The tan color on this map shows the range of sperm whales in the Gulf of Mexico.