The Zebra Oto, scientifically known as Otocinclus cocama, is a striking and beneficial species of freshwater fish native to the rivers and tributaries of the Amazon Basin in South America. This small catfish is particularly noted for its distinctive zebra-like stripes, which make it a visually appealing addition to any aquarium focused on South American biotopes.

Zebra Otos are characterized by their small, elongated bodies covered with bold, dark vertical stripes on a light background, closely resembling the pattern of a zebra. This striking coloration not only provides aesthetic appeal but also serves as camouflage in their natural habitat, helping them blend in with the shadows cast by aquatic plants and riverbeds.

In captivity, Zebra Otos thrive in environments that mimic their natural river habitats. They are best kept in tanks with a good flow of clean, well-oxygenated water and plenty of algae growth, which is a crucial part of their diet. The aquarium should include a variety of surfaces such as rocks, plants, and driftwood, on which algae can grow and the Otos can graze.

Zebra Otos are known for their peaceful nature and are excellent community tank mates. They do well with other small, peaceful fish and are particularly good at keeping tanks free of algae without damaging plants. It's advisable to keep them in small groups, as they are social creatures that feel more secure and display more natural behaviors when in the company of their own species.

Their diet primarily consists of algae, but in an aquarium setting, it may be necessary to supplement this with algae wafers and vegetables such as blanched spinach or zucchini to ensure they receive adequate nutrition. Regular feedings of these supplements are important, especially in newer tanks where algae levels may not be sufficient to sustain them.

Breeding Zebra Otos in captivity can be challenging, as it requires perfect water conditions and a well-established aquarium. They are known to spawn on the undersides of leaves or on flat surfaces, and the water quality must be maintained at high standards to encourage spawning and ensure the survival of the eggs and fry.

Overall, the Zebra Oto is an excellent choice for aquarists looking for an attractive, low-maintenance species that contributes both beauty and utility to a freshwater aquarium. Their striking appearance and algae-eating habits make them particularly valuable for maintaining clear, healthy aquatic environments.