Crenicichla notophthalmus
Also known as: Eyespot Pike Cichlid, Rio Negro Pike Cichlid
Origin: Brazil (Rio Negro)
Crenicichla notophthalmus is a smaller, more delicately built pike cichlid from the blackwater tributaries of the Rio Negro system in Brazil. Its most striking feature is a bold, iridescent-ringed eyespot on the dorsal fin — a characteristic shared with its close relatives in the 'notophthalmus group' — along with a neat lateral body spot. Females in breeding condition develop a vivid red mid-body band and belly.
Being a blackwater species, C. notophthalmus requires soft, warm, acidic water with botanical additions and low mineral content. It is more manageable in size than large Crenicichla, fitting comfortably in medium-large setups, but retains the predatory nature of the genus and will consume smaller fish. It is best kept as a bonded pair.
Captive breeding of C. notophthalmus is well-documented among specialist Crenicichla keepers. Pairs spawn in caves or sheltered areas, and the female guards the eggs and fry with typical pike cichlid intensity. A rewarding species for the blackwater and dwarf-pike enthusiast.
Water: 25-29°C, pH 4.5-6.5, very soft (0-4 dGH); blackwater with tannins essential for health and colour. Tank: Minimum 200L for a pair; fine dark sand, driftwood caves, botanical cover, gentle circulation. Feeding: Smaller carnivore pellets, frozen bloodworm, prawn, earthworm; avoid oversized food items. Breeding: Cave spawner; female guards clutch; brilliant red breeding colouration on female is striking. Compatibility: Aggressive toward small fish; keep with fish of equal or greater size; avoid nano species.
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