| 1. topminnow [ Synonyms: live-bearer, poeciliid, poeciliid fish] | |
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Small usually brightly-colored viviparous surface-feeding fishes of fresh or brackish warm waters; often used in mosquito control
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| 2. topminnow [ Synonyms: helleri, swordtail, xyphophorus helleri] | |
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Freshwater fish of Central America having a long swordlike tail; popular aquarium fish
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