Expert Only

Algae Octopus - Indo Pacific

Octopus Abdopus


(1 Reviews)

Algae Octopus - Indo Pacific

Expert Only

Algae Octopus - Indo Pacific

Octopus Abdopus


(1 Reviews)

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Care Facts

Care Level: Expert
Temperament: Aggressive
Diet: Carnivore
Reef Safe: No
Minimum Tank Size: 120 gallons
Max Size: 12 inches

Looking for a unique and fascinating addition to your marine aquarium? Look no further than Abdopus aculeatus, commonly known as the algae octopus! This small octopus species, measuring around 7 cm (3 inches) with arms up to 25 cm (10 inches) in length, is a master of camouflage, resembling a gastropod shell covered in algae. While it's often referred to as "the only land octopus" due to its ability to walk on beaches, A. aculeatus requires expert-level care and a minimum tank size of 120 gallons. With an aggressive temperament and a carnivorous diet, this Atlantic-origin octopus is not considered reef safe, making it a perfect addition to a species-only or predator tank. Specimens may vary on appearance as octopus can change their outer pigment cells and skin texture to camouflage to what is around them. Add this captivating octopus to your marine aquarium and enjoy the mesmerizing presence of this unique and intriguing cephalopod!



Explore the Captivating Algae Octopus (Octopus abdopus) for Your Saltwater Marine Aquarium

Embark on a journey into the intriguing world of the Algae Octopus (Octopus abdopus), a captivating cephalopod that adds a touch of fascination to your saltwater marine aquarium. In this comprehensive guide, we'll delve into its habitat, care requirements, and why Saltwaterfish.com is your trusted source for these unique marine creatures.

Habitat and Adaptability of the Algae Octopus

The Algae Octopus, also known as the Abdopus Octopus, is native to the Indo-Pacific region, thriving in the warm waters stretching from East Africa to Hawaii. These intelligent cephalopods exhibit remarkable adaptability, often found in diverse habitats, including coral reefs, rocky shores, and seagrass beds. Their natural behaviors and camouflaging abilities make them an enchanting addition to advanced marine aquariums.

Reef Safe and Compatibility of the Algae Octopus

The Algae Octopus is generally considered not reef safe. Their inquisitive nature and propensity to explore may lead to interactions with delicate corals, requiring careful consideration when planning the composition of your aquarium.

Size and Lifespan of the Algae Octopus

This species of octopus typically attains a maximum mantle length of 3 to 4 inches, with arms extending up to 8 inches. They typically ship much smaller. Despite their relatively small size, Algae Octopuses exhibit captivating behaviors and interactions. With proper care, they can live for one to two years, providing enthusiasts with an engaging and rewarding experience.

Diet and Feeding of the Algae Octopus

The Algae Octopus is a carnivorous predator with a diet that includes small crustaceans, mollusks, and other invertebrates. To ensure their well-being, hobbyists should offer a varied and nutritionally rich diet, including live or freshly killed prey. This not only satisfies their dietary requirements but also allows enthusiasts to witness their unique feeding behaviors.

Compatibility of the Algae Octopus

The Algae Octopus possesses a moderate temperament, making it suitable for aquariums with a diverse range of marine life. However, their inquisitive nature and territorial tendencies may necessitate caution when introducing them to tank mates. Careful observation and consideration of compatible companions are essential for fostering a thriving aquatic community. They are considered expert only.

Temperament and Symbiotic Relationships of the Algae Octopus

Algae Octopuses are known for their intelligent and interactive behavior. While they do not form symbiotic relationships with specific fish or invertebrates, their presence adds a dynamic element to the aquarium. Their ability to change color and texture, coupled with their playful nature, creates an immersive and captivating underwater experience.

Suitable Tank Mates for the Algae Octopus

Choosing appropriate tank mates for the Algae Octopus is crucial for creating a balanced and engaging aquarium environment. Compatible companions include:

Tank Requirements and Aquascaping of the Algae Octopus

Creating an optimal habitat for the Algae Octopus involves careful consideration of their unique needs:

  • Minimum Tank Size: Provide a spacious aquarium with a minimum size of 120 gallons to accommodate their active and exploratory behaviors.
  • Aquascaping: Incorporate live rock structures and ample hiding spots to mimic their natural environment. Ensuring a well-structured aquarium allows these cephalopods to showcase their natural behaviors while providing areas for rest and exploration.

Detailed Water Conditions for the Algae Octopus

Maintaining precise water conditions is vital for the health and well-being of Algae Octopuses:

  • pH Level: Maintain a stable pH level in the range of 8.1 to 8.4.
  • Salinity: Keep the salinity of your aquarium water within the range of 1.024 to 1.026 specific gravity or approximately 32-35 ppt.
  • Water Temperature: Maintain a water temperature between 75°F to 78°F (24°C to 26°C).

Detailed Lighting Requirements for the Algae Octopus

Algae Octopuses are adapted to various lighting conditions, but providing subdued lighting helps create a comfortable and natural environment. Avoid intense lighting to prevent stress and mimic their habitat.

Photoperiod of the Algae Octopus

Establish a lighting period of 8 to 10 hours per day, allowing for a natural day-night cycle that supports the octopus's biological rhythms.

Water Flow of the Algae Octopus

Maintain a gentle to moderate water flow within the tank to ensure proper oxygenation and waste removal. Adequate water movement supports the octopus's natural behaviors and prevents stagnation.

Other Common Names of the Algae Octopus

The Algae Octopus is also known as the Abdopus Octopus.

Why Choose Saltwaterfish.com

Saltwaterfish.com stands as a reliable source for acquiring Algae Octopuses, backed by a commitment to ethical sourcing, sustainability, and expert care during the shipping process. Our goal is to provide enthusiasts with a unique opportunity to appreciate the intelligence and behaviors of these mesmerizing cephalopods.

Immerse your aquarium in the captivating world of the Algae Octopus, a species that brings intelligence and interactive behaviors to your marine environment. From their mesmerizing color changes to their compatibility with a variety of tank mates, these cephalopods offer a unique and rewarding experience for advanced marine aquarium enthusiasts. Trust Saltwaterfish.com to deliver quality and sustainability as you enhance the diversity of your saltwater marine aquarium.


Expert Only: Items designated as expert only require special care such as a species specific environment, special diet or care, and an expert level, experienced aquarist. Not for beginners. Expert Only items qualify for our live arrival guarantee only, and are exempt from our extended 8 day guarantee.


Reviewed by: John Ramos on June 27, 2023

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