Surinamensis Corydoras

Corydoras surinamensis

Animalia›Chordata›Actinopterygii

📍 South America

A corydoras from Suriname and the Guianas with a pale tan body crossed by a broad dark lateral band running from snout to tail base. Peaceful and social, it requires a group of 6+ on a soft sandy substrate with clean, well-oxygenated water and is a suitable community tank catfish.

Size2.5"

Min Tank15g

School6+

peaceful

Zonebottom

Care Guide

Diet

Surinamensis corydoras are bottom feeders that consume sinking pellets, algae wafers, and high-quality flake foods as staples. Supplement 2-3 times weekly with frozen foods like bloodworms, brine shrimp, or daphnia to ensure proper nutrition and encourage natural foraging behavior. Feed small amounts that reach the substrate, as they rarely compete for food in the water column.

Behavior

These peaceful catfish are primarily nocturnal and spend most of their time sifting through the substrate searching for food, which helps aerate the tank. They are highly social and must be kept in groups of at least 6 to exhibit natural schooling behavior and reduce stress. They are compatible with community tanks and rarely interact aggressively with other species.

Breeding

Breeding Surinamensis corydoras in captivity is difficult and rarely achieved in home aquariums. Successful breeding requires pristine water conditions, cooler temperatures (around 72°F), and specific seasonal triggers that are hard to replicate. Fry are extremely small and require infusoria or liquid fry food, making rearing challenging for most hobbyists.

Tank Mates

Neon Tetra

Similar water parameters and peaceful temperament; occupy mid-water column without competing for bottom space

excellent

Otocinclus

Compatible bottom dwellers with identical water requirements and peaceful behavior

excellent

Rummy Nose Tetra

Peaceful schooling fish that prefer similar warm, soft water conditions

excellent

Dwarf Gourami

Peaceful mid-water dweller; ensure adequate space to prevent territorial disputes

good

Red Cherry Shrimp

Peaceful invertebrates that share bottom habitat; corydoras generally ignore shrimp

good

Common Diseases

Barbel Erosion

Symptoms

Shortened or deteriorated barbels around the mouth; reduced bottom-feeding ability

Treatment

Improve water quality immediately, perform frequent water changes, and provide soft sandy substrate. Ensure pristine conditions as this is often caused by poor water quality or rough substrates

Ich (White Spot Disease)

Symptoms

Small white spots on body and fins; rapid breathing; flashing against substrate

Treatment

Raise temperature gradually to 79°F, treat with aquarium salt (1 teaspoon per gallon) or commercial ich medication. Perform daily water changes and maintain excellent filtration

Fin Rot

Symptoms

Frayed or deteriorating fins; discoloration at fin edges

Treatment

Perform large water changes to improve water quality, treat with antibacterial medication if severe, and ensure adequate filtration and aeration

Dropsy

Symptoms

Bloated appearance; scales standing on end; lethargy

Treatment

Isolate affected fish, perform frequent water changes, and treat with antibiotics if bacterial. Often indicates poor water conditions or internal infection with low survival rates