Breeding Habits: Live bearers—Females produce several young every few days during breeding season. Young are hardy and mature in about 6 months.

Temperature: 65° to 75° F.

Temperament: Peaceful.

GUPPY: (below) LEBISTES RETICULATUS (Venezuela)

Color: Male—two males are never precisely alike. Every color of the rainbow is present, intermingled with irregular black spots and bars. Female—dull grayish green.

Breeding Habits: Live Bearers—mature females produce from 35 to 50 live young every 5 weeks. Presence of young is indicated by darkened area anterior to anal fin. “Heavy” females may be removed to separate vessel, heavily stocked with plants—particularly floating plants toward light. When young are born they seek safety among plants. Remove female to prevent her eating young. Young are ready to take fine food in a few hours. Guppy seem to thrive under fairly crowded conditions.

Temperature: Thrive and breed at 65° to 80° F.

Maturity: Males 2 to 3 months—Females 4 month. Males less hardy.

Temperament: Very peaceful. Males very active.

SWORDTAIL: XIPHOPHORUS HELLERI
(Mexico)