Longjaw silverside (Chirostoma lucius), first described by Boulenger, 1900 is a medium-sized fish in the family Atherinopsidae (order Atheriniformes). Adults typically reach 21.80 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Endangered.
Physical description for Longjaw silverside is currently being compiled.
Behavioural data for Longjaw silverside is currently being reviewed.
Freshwater; benthopelagic. Tropical; 21°N - 19°N North America: endemic to the Lerma River basin, Mexico.
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