Many experts state that a bigger aquarium is required in order for the octopus to survive. Octopus require a lot of care when compared to most aquatic creatures that are raised at home. Known as one of the most common pet octopuses kept in an aquarium, it won’t require a heated tank like most other species as it prefers cooler water around 60 degrees Fahrenheit. This duller red octopus is home to the eastern Pacific Ocean. This octopus can range anywhere from 25 to 36 inches in size and can use its specialized pigmented cells to match the colors of its surroundings, almost becoming invisible in a tank. The Octopus vulgaris, which is known as the “common octopus,” is commonly found in shallower tropical waters. This friendly species love to eat shrimp, crabs and scallops and is even known to play around with toy Lego blocks.įound in the Florida Keys, this brownish, red or green octopus can grow up to 22 inches tall and will eat early in the morning, usually on crustaceans. Due to its size, a larger tank - at least 50 gallons at a minimum - is highly recommended. Often referred to as a “bimac,” this octopus can be as long as seven inches and its arms can extend close to 25 inches long. If you were to choose this species, just make sure you have enough hiding spots in the aquarium to meet the need for privacy. Able to change its color in any environment, some owners have claimed they tend to hide most of the day and are extremely picky eaters. Compared to other species, a larger tank won’t be necessary due to its size, and it’s known to be very playful, intelligent and even able to solve problems. This is the smallest species, weighing only an ounce and measuring as long as five inches. With no antidote available, it could be a deadly situation.įor example, a farm-raised octopus Bimaculoide can cost anywhere from $25 to $50, while the eggs can cost $10 to $100. This isn’t a choice for owners, though, since it carries a venom known to be very dangerous. If found, this species can cost a few hundred. The popular Atlantic pygmy octopus, for instance, retails for about $50 to $80.Ī blue-ringed octopus, which are believed to be illegal to own however, it’s debated as commercial importers are allowed to bring them to the United States if they have the proper collecting permits. Most purchases are going to fall in the $30 and $100 price range, however. The average price for an octopus can range anywhere from $20 to as much as $1,000. The larger they get, the more you are likely to pay. “ Octopus” ( CC BY 2.0) by Elias Levy How much does an octopus cost?Īn octopus, designed for an aquarium are generally smaller than those you would find in the ocean, and on average, a pet octopus can range from a few inches to a few feet.