Pteronotropis signipinnis, commonly known as the flagfin shiner, is a small freshwater fish distinguished by its vibrant coloration and prominent fin markings. It inhabits clear, swift-flowing streams and rivers in the southeastern United States. Typically, it reaches up to 2.5 inches in length and weighs only a few grams. Its diet includes small invertebrates, and it displays schooling behavior for protection and social interaction. This summary is AI generated
Water type
IUCN Status
Threat to humans
Source: Fishbase
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Flagfin shiner
length · weight
Flagfin shiner
2 in ·
Flagfin shiner
3 in · 1 oz
Flagfin shiner
length · weight


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