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Blue Cory

Corydoras nattereri

Also known as: Blue Cory, Natterer's Cory

Origin: South America (Brazil — southeastern coastal rivers)

B

Water Parameters

Temperature2025 °C
15 °C35 °C
pH67.5
49
GH (Hardness)212 °dGH
0 °dGH30 °dGH
KH (Alkalinity)16 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
6 cm
Min Tank
60 L
Lifespan
5-8
Swimming Level
bottom
Schooling
Yes (6–10+)
Diet
omnivore
Temperament
peaceful bottom dweller

About

Corydoras nattereri is endemic to coastal river drainages in southeastern Brazil and is one of the cooler-tolerant corydoras species, able to adapt to temperatures as low as 18°C. Its understated blue-silver colouration becomes more vivid under quality lighting. A peaceful, active schooler, it is well-suited to both community and species tanks.

Care Guide

Water: 20–25°C, pH 6.0–7.5, soft to moderately hard (GH 2–12). Tank: 60 L minimum; fine sand substrate; well-planted with open foraging areas. Feeding: Sinking pellets, wafers, frozen bloodworm, daphnia, and brine shrimp. Behaviour: Active schooler; keep 6+; compatible with most peaceful community fish. Compatibility: Suitable with cooler-water species such as white cloud minnows and small barbs.

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