Species library

Field marks, habits, and camera tips for the wildlife that visits backyard habitats.

433–468 of 764 species

Mummichog

Mummichog

Fundulus heteroclitus

Meet the Mummichog, the ultimate survivor of the salt marsh. From surviving the vacuum of space to thriving in pollut...

Fish
Muskellunge

Muskellunge

Esox masquinongy

The ghost of the north woods, the Muskellunge is North America's most formidable freshwater predator. Witness the pow...

Fish
Mutton Snapper

Mutton Snapper

Lutjanus analis

The Mutton Snapper is a master of the reef, recognized by its striking blue 'eyeliner' and a signature black spot. A ...

Fish
Narrow Sawfish

Narrow Sawfish

Anoxypristis cuspidata

Meet the ocean's most unique craftsman, a shark-like ray equipped with a tooth-lined 'saw' used for hunting in the tr...

Fish
Narrowfin Smooth-hound

Narrowfin Smooth-hound

Mustelus norrisi

A sleek and slender specialist of the Atlantic shelf, the Narrowfin Smooth-hound is a harmless 'houndshark' known for...

Fish
Nassau Grouper

Nassau Grouper

Epinephelus striatus

A friendly and inquisitive resident of the Caribbean, the Nassau Grouper is a master of camouflage and a vital indica...

Fish
Neon Damselfish

Neon Damselfish

Pomacentrus coelestis

Experience the vibrant flash of the ocean's most electric blue resident. The Neon Damselfish brings a spark of tropic...

Fish
New Zealand Longfin Eel

New Zealand Longfin Eel

Anguilla dieffenbachii

A majestic giant of New Zealand's waterways, the Longfin Eel is a mysterious predator that can live for over a centur...

Fish
Night Sergeant

Night Sergeant

Abudefduf taurus

A rugged and territorial guardian of the rocky shallows, the Night Sergeant is a master of life in the surge. With it...

Fish
Northern Anchovy

Northern Anchovy

Engraulis mordax

The shimmering silver engine of the Pacific ecosystem. These tiny but mighty schooling fish are the vital link betwee...

Fish
Northern Brook Lamprey

Northern Brook Lamprey

Ichthyomyzon fossor

A hidden gem of North American waterways, the Northern Brook Lamprey is a harmless, fascinating fish that spends year...

Fish
Northern Hog Sucker

Northern Hog Sucker

Hypentelium nigricans

Meet the 'vacuum cleaner' of the riverbed. With its unique concave head and powerful suction-cup lips, the Northern H...

Fish
Northern Pearl Dace

Northern Pearl Dace

Margariscus nachtriebi

A hidden gem of northern waters, the Northern Pearl Dace thrives in the cool, quiet corners of bogs and beaver ponds....

Fish
Northern Pike

Northern Pike

Esox lucius

Meet the 'Water Wolf,' a master of camouflage and the ultimate freshwater ambush hunter. With its torpedo-like body a...

Fish
Northern Redbelly Dace

Northern Redbelly Dace

Chrosomus eos

A miniature jewel of northern wetlands, the Northern Redbelly Dace is famous for the male's stunning transition into ...

Fish
Northern River Garfish

Northern River Garfish

Zenarchopterus buffonis

The Northern River Garfish is a master of the water's surface, sporting a unique 'halfbeak' that helps it hunt with p...

Fish
Northern Sand Lance

Northern Sand Lance

Ammodytes dubius

The Northern Sand Lance is the 'ecological gold' of the Atlantic, a shimmering, burrowing fish that sustains everythi...

Fish
Northern Sennet

Northern Sennet

Sphyraena borealis

The Northern Sennet is a sleek, silver arrow of the Atlantic coast, bringing the thrill of the barracuda family to sh...

Fish
Nurse Shark

Nurse Shark

Ginglymostoma cirratum

The nurse shark is a master of the seafloor, known for its peaceful daylight huddles and impressive nocturnal hunting...

Fish
Nursehound

Nursehound

Scyliorhinus stellaris

A master of disguise among the kelp, the Nursehound is a striking, large-spotted catshark that brings a touch of preh...

Fish
Oblique-swimming Triplefin

Oblique-swimming Triplefin

Forsterygion maryannae

New Zealand's vibrant reef socialite, the Oblique-swimming Triplefin, breaks all the rules of its family by schooling...

Fish
Oceanic Manta Ray

Oceanic Manta Ray

Mobula birostris

The Oceanic Manta Ray is the undisputed giant of the rays, a silent glider of the open seas with a wingspan that can ...

Fish
Oceanic Triggerfish

Oceanic Triggerfish

Canthidermis sufflamen

A hardy wanderer of the Western Atlantic, the Oceanic Triggerfish is a master of the open blue. Known for its leather...

Fish
Oceanic Whitetip Shark

Oceanic Whitetip Shark

Carcharhinus longimanus

The ultimate nomad of the deep blue, the Oceanic Whitetip Shark is a bold, inquisitive predator known for its iconic ...

Fish
Ocellated Wrasse

Ocellated Wrasse

Symphodus ocellatus

The Ocellated Wrasse is the Mediterranean's most diligent architect, famous for building complex algae nests. Its str...

Fish
Olive Rockfish

Olive Rockfish

Acanthoclinus fuscus

A master of the New Zealand shoreline, the Olive Rockfish is an eel-like survivor that can breathe air and guard its ...

Fish
Opaleye

Opaleye

Girella nigricans

Boasting brilliant sapphire eyes and a calm, grazing nature, the Opaleye is the 'underwater goat' of the California c...

Fish
Orangemouth Corvina

Orangemouth Corvina

Cynoscion xanthulus

A champion of the Gulf's estuaries, the Orangemouth Corvina is a shimmering predator famous for its golden-hued mouth...

Fish
Orangespotted Filefish

Orangespotted Filefish

Cantherhines pullus

A master of disguise with a vibrant personality, the Orangespotted Filefish is a gem of the Atlantic reefs. Recogniza...

Fish
Orchid Dottyback

Orchid Dottyback

Pseudochromis fridmani

A neon-purple jewel of the Red Sea, the Orchid Dottyback is a tiny but bold explorer of the reef's hidden shadows. It...

Fish
Ornate Wobbegong

Ornate Wobbegong

Orectolobus ornatus

A master of disguise and a jewel of the Australian reef, the Ornate Wobbegong is the ultimate underwater ambush artis...

Fish
Ornate Wrasse

Ornate Wrasse

Thalassoma pavo

Meet the 'Circus Fish' of the Mediterranean, a dazzling display of neon greens and vibrant reds. The Ornate Wrasse br...

Fish
Pacific Barracuda

Pacific Barracuda

Sphyraena argentea

The 'Silver Streak' of the Pacific, this torpedo-shaped predator is a master of the kelp forest. Known for its incred...

Fish
Pacific Brook Lamprey

Pacific Brook Lamprey

Occidentis pacifica

A hidden gem of Pacific Northwest waterways, this 'living fossil' spends years tucked in the mud before emerging for ...

Fish
Pacific Chub Mackerel

Pacific Chub Mackerel

Scomber japonicus

Meet the 'tiger of the sea,' a shimmering, high-speed traveler that brings the energy of the open ocean right to the ...

Fish
Pacific Crevalle Jack

Pacific Crevalle Jack

Caranx caninus

Meet the powerhouse of the Pacific coast. The Pacific Crevalle Jack is a lightning-fast predator that turns the shore...

Fish

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