Fish guide prioritized for East Asia.
Browse published fish with real images, identification points, water type, and cautious local context. Region changes the order, not the search scope.
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Showing 12 of 208 published fish
Page 9 of 18
Green Swordtail
Xiphophorus hellerii
Green swordtail is a livebearing poeciliid native to streams and rivers of Mexico and Central America, now widely introduced in warm waters worldwide. Males are famous for the elongated lower tail-fin ray (“sword”); females are larger and lack the sword.
Greenside Darter
Etheostoma blennioides
Greenside Darter is a small North American freshwater perchlet that lives on clean, cool streams with moderate current and rocky bottoms. It forages along the streambed for aquatic insect larvae and other tiny invertebrates.
Guadalupe Bass
Micropterus treculii
Guadalupe Bass is a Texas endemic black bass found mainly in clear, spring-fed Hill Country streams. It prefers rocky runs and pools and is known for aggressive strikes on small moving prey.
Hornyhead Chub
Nocomis biguttatus
Hornyhead Chub (*Nocomis biguttatus*) is a stout minnow of clear, cool streams in central North America, best known for the male’s head tubercles and nest-building with pebbles. It is not a major game fish, but it’s a useful bait species and often found over gravel runs and riffles.
Ide
Leuciscus idus
Ide est une espèce de poisson courante que l'on rencontre souvent dans les eaux adaptées et les zones structurées de cette espèce. Cette fiche résume l'identification, l'habitat et les conseils de pêche.
Iowa Darter
Etheostoma exile
The Iowa darter is a small, slender North American stream and lake fish in the perch family, often found over sand or fine gravel with aquatic vegetation. It’s colorful in breeding season and usually goes unnoticed because of its tiny size and benthic habits.
Jaguar Guapote
Parachromis managuensis
Jaguar Guapote is a large Central American cichlid with a bold jaguar-like pattern and a strong predatory streak. Native to freshwater systems, it is now widely established in some warm waters outside its native range.
Javaen Barb
Systomus rubripinnis
Javaen Barb (Systomus rubripinnis) is a Southeast Asian cyprinid commonly found in slow to moderate tropical freshwater streams and rivers. It is a schooling, bottom-leaning omnivore that feeds on छोटे invertebrates, algae, and detritus.
Johnny Darter
Etheostoma nigrum
Johnny Darter (Etheostoma nigrum) is a small North American freshwater darter found in clear streams, rivers, lakeshores, and sometimes quiet pools over sand, gravel, or rubble. It feeds on tiny aquatic insects and other benthic invertebrates and is generally not targeted by anglers.
Lake Trout
Salvelinus namaycush
Lake Trout est une espèce de poisson courante que l'on rencontre souvent dans les eaux adaptées et les zones structurées de cette espèce. Cette fiche résume l'identification, l'habitat et les conseils de pêche.
Lake Trout
Salvelinus namaycush
Lake trout are a large, cold-water char native to deep northern lakes, where they often suspend offshore or hold near steep drop-offs. They can grow very large and are prized for firm, rich flesh, but many populations are slow-growing and vulnerable to overharvest.
Largescale Stoneroller
Campostoma oligolepis
Largescale Stoneroller is a small North American minnow that grazes algae and organic films in clear, shallow streams. It is not a common sport fish; anglers usually catch it incidentally while fishing creeks and small rivers.