Columbian Shark (Arius jordani)

Fish in the family Ariidae. Moderate care. Not Reef Safe.

Columbian Shark

Quick facts

Scientific nameArius jordani
FamilyAriidae
Care levelModerate
Reef safetyNot Reef Safe
TemperamentSemi Aggressive
Dietcarnivore
Adult size30 in
Minimum tank size125 gallons
Water parametersTemperature: 75-82°F pH: 7-7.8 Salinity: 1.018-1.025
Feeding schedule1-2 times daily

Appearance

Dark gray to black body with a flattened head and barbels (whisker-like sensory organs) around the mouth. The dorsal and pectoral fins possess sharp spines. Streamlined body shape typical of catfish species.

Diet and feeding

Feed a carnivorous diet of high-quality sinking pellets, frozen bloodworms, and occasional live small fish or crustaceans. Feed 1-2 times daily, adjusting portions to avoid overfeeding.

Difficulty and care for the Columbian Shark

Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.

Origin and habitat

Central and South America, primarily Colombia and Panama; found in coastal brackish and freshwater rivers.

Log Columbian Shark in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Columbian Shark alongside everything else in your reef.