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Fish guide prioritized for South America.

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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Amazon basin fish, introduced tilapia, peacock bass, carp, and coastal targets are prioritized.

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Showing 12 of 722 published fish

Midnight Snapper reference image
Saltwater

Midnight Snapper

Macolor macularis

Midnight Snapper (Macolor macularis) is a reef-associated snapper from the Indo-Pacific, usually linked to deeper outer-reef slopes and drop-offs. It is nocturnal and feeds on small fishes and crustaceans; verified biology and fishery details are limited in some areas.

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Mimic Surgeonfish reference image
Saltwater

Mimic Surgeonfish

Acanthurus pyroferus

Mimic Surgeonfish is a tropical reef surgeonfish that often resembles angelfish in juvenile color patterns. Adults are more plainly colored and graze on benthic algae across Indo-Pacific reefs.

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Molly Miller reference image
Saltwater

Molly Miller

Scartella cristata

The Molly Miller is a small blenny common on shallow rocky reefs, tide pools, seawalls, and harbor structure in warm coastal waters. It grazes algae and tiny invertebrates, and is mostly an incidental catch rather than a true gamefish.

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Monkey-faced Prickleback reference image
Saltwater

Monkey-faced Prickleback

Cebidichthys violaceus

Monkey-faced Prickleback (Cebidichthys violaceus) is a kelp- and eelgrass-associated prickleback of the northeast Pacific, especially the eastern Pacific coasts of North America. It is a long-bodied, algal-grazing nearshore fish; as a recreational target it is uncommon and mostly caught incidentally.

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Monkfish reference image
Saltwater

Monkfish

Lophius piscatorius

Monkfish (Lophius piscatorius) is a benthic anglerfish of the northeastern Atlantic and Mediterranean, famous for its huge head and toothy mouth. It lies buried on the seafloor and uses a lure to ambush fish and crustaceans.

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Montagu's Blenny reference image
Saltwater

Montagu's Blenny

Coryphoblennius galerita

Montagu's Blenny is a small rocky-shore blenny of the NE Atlantic and Mediterranean, best known for living tight to wave-washed intertidal rocks. It shelters in crevices and pools, and is more often observed than targeted by anglers.

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Moon Wrasse reference image
Saltwater

Moon Wrasse

Thalassoma lunare

Moon wrasse (Thalassoma lunare) is a brightly colored Indo-Pacific reef fish that lives over shallow coral and rocky reefs. It is an active daytime feeder that scrapes and picks small invertebrates from the reef and is more often observed by snorkelers than targeted by anglers.

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Moonlighter reference image
Saltwater

Moonlighter

Tilodon sexfasciatus

Moonlighter (Tilodon sexfasciatus) is an Australian temperate reef fish in the moonlighter family. It is a small, nocturnal, stripe-sided species that shelters by day and forages around shallow rocky reefs and kelp at night.

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Moorish Idol reference image
Saltwater

Moorish Idol

Zanclus cornutus

Moorish Idol is a striking reef fish with a disk-shaped body, long snout, and trailing dorsal filament. It is common on tropical coral and rocky reefs but is notoriously difficult to keep in captivity and is seldom targeted by anglers.

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Moroccan White Seabream reference image
Saltwater

Moroccan White Seabream

Diplodus cadenati

Moroccan White Seabream (Diplodus cadenati) is a small sparid seabream native to the eastern Atlantic off northwest Africa and nearby islands. It is a coastal, bottom-associated feeder that often forages over sandy and rocky substrates.

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Mosaic Leatherjacket reference image
Saltwater

Mosaic Leatherjacket

Eubalichthys mosaicus

Mosaic Leatherjacket (Eubalichthys mosaicus) is a tropical Indo-West Pacific filefish often associated with coral and rocky reefs. It is a laterally compressed, algae- and benthic-invertebrate-feeding species; it is not a major sportfish and reliable angling information is limited.

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Moses' Snapper reference image
Saltwater

Moses' Snapper

Lutjanus russellii

Moses' Snapper (Lutjanus russellii) is a reef-associated lutjanid found in the Indo-West Pacific, especially around coral and rocky habitats. It is an opportunistic predator that feeds mainly on fish and crustaceans and is taken by anglers near structure.

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