Fish of the California Delta
Includes all of the major and minor waterways, rivers, and streams that are connected to the Delta.
Western Mosquitofish
The western mosquitofish (Gambusia affinis) is a species of freshwater fish, also known commonly, if ambiguously, as simply mosquitofish or by its generic name, Gambusia, or by the common name gambezi. There is also an eastern mosquitofish (G. holbrooki).
rainwater killifish
The rainwater killifish, (Lucania parva) is a species of fish in the Fundulidae family. Its range is from Massachusetts in the north to Yucatán in the south.
