Cryptic Sole Cryptic triplefin Cryptic wrasse Cryptoheros cutteri Crystal cardinal Crystal darter Crystal goby Crystal tetra Crystal-eyed catfish Cuatro Cienegas pupfish Cuatro Cienegas shiner Cuatrocienegas gambusia Cuatrocienegas killifish Cuban anchovy Cuban cusk-eel Cuban dogfish Cuban gambusia Cuban gar Cuban Gulf Killifish Cuban killifish Cuban leg skate Cuban legskate Cuban limia Cuban longfin herring Cuban pygmy skate Cuban ribbontail catshark Cuban topminnow Cubango kneria Cubbyu Cubera snapper Cuchia Cuckoo Catfish Cuckoo ray Cuckoo wrasse Cucumber fish Cucumberfish Cui-ui Culion silverside Cumberland darter (above Cumberland Falls) Cumberland darter (below Cumberland Falls) Cumberland plateau darter Cumberland snubnose darter Cunene barb Cunene dwarf happy Cunene happy Cunene horse mackerel Cunene kneria Cunene labeo Cunner Cunning silverside