La reproduction du poisson rouge Carassius auratus élevé à 30°C. Effet de la photopériode, de l'alimentation et de l'oxygénation

As soon as the fish were acclimatized to 30 C, the gonads of both sexes regressed rapidly. Eight months later, the gonads of the fish raised under long daylight ratio (16L-8D) began to develop again. Maintaining some fish under short daylight ratio (8L-16D) retarded gonadal development by several months but did not inhibit it. Withholding food for 3 successive months or maintaining the water at