Egg to smolt

Images of early salmonid life history stages

Coho Salmon parr
Coho Salmon (Oncorhynchus kisutch) parr schooling near returning adult salmon
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Coho Salmon Infraclass Teleostei Neopterygii Oncorhynchus kisutch Pacific salmon Palmer Hay Flats Sate Game Refuge Phylum Chordata Rabbit Slough Salmonidae Salmoniformes Salmoninae Seacam underwater housing Silver Salmon South Central Alaska Subclass Neopterygii Summer Teleost Teleostei United States Vertebrate anadromous anadromous fish anadromy biosphere chordate diadromous diadromy fresh water freshwater in situ juvenile lotic migratory naturalworld nature parr semelparity semelparous stream under fresh water underwater underwaterphoto wild wild salmon
Coho Salmon fry in a clear sream
Coho Salmon (Ocorhynchus kisutch) fry foraging in Saddlebag Creek, a clear sream in the Copper River Delta, Chugach National Forest, near, Cordova, Alaska.
Actinopterygii Alaska Chordata Chugach National Forest Class Actinopterygii Coho Salmon Copper River Delta Infraclass Teleostei Neopterygii Oncorhynchus kisutch Pacific salmon Phylum Chordata Saddlebag Creek Salmonidae Salmoniformes Salmoninae Silver Salmon South Central Alaska Subclass Neopterygii Teleost Teleostei United States Vertebrate anadromous anadromy biosphere chordate diadromous diadromy fresh water freshwater fry habitat in situ lotic migratory naturalworld parr semelparity semelparous stream under fresh water underwater
Sockeye Salmon fry
Sockeye Salmon (Oncorhynchus nerka) fry positioned downstream of a drowned sedge in a stream with a glacial silt bottom.
Actinopterygii Alaska Chordata Class Actinopterygii Copper River Delta Infraclass Teleostei Neopterygii Oncorhynchus nerka Pacific salmon Phylum Chordata Red Salmon Saddlebag Creek Salmonidae Salmoniformes Salmoninae Sockeye Salmon South Central Alaska Spring Subclass Neopterygii Teleost Teleostei United States Vertebrate anadromous anadromy biosphere chordate diadromous diadromy fresh water freshwater fry in situ lotic migratory naturalworld semelparity semelparous stream under fresh water underwater
Coho Salmon parr
Coho Salmon (Oncorhynchus kisutch) parr lurking near a beaver dam. Aspect ratio = 1:1.
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Coho Salmon Copper River Delta Infraclass Teleostei Neopterygii Oncorhynchus kisutch Pacific salmon Phylum Chordata Salmonidae Salmoniformes Salmoninae Seacam underwater housing Silver Salmon Snell's window South Central Alaska Subclass Neopterygii Teleost Teleostei United States Vertebrate anadromous anadromy biosphere chordate diadromous diadromy fresh water freshwater fry in situ lotic migratory naturalworld nature semelparity semelparous smolt stream under fresh water underwater underwaterphoto wild wild salmon wild trout
Coho Salmon parr
A rainbow of color caused by refraction of light by surface ripples strike a Coho Salmon (Oncorhynchus kisutch) parr. Aspect Ratio = 2:3.
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Coho Salmon Cordova Eccles Creek Infraclass Teleostei Neopterygii Oncorhynchus kisutch Pacific salmon Phylum Chordata Prince William Sound Salmonidae Salmoniformes Salmoninae Seacam underwater housing Silver Salmon South Central Alaska Subclass Neopterygii Summer Teleost Teleostei United States Vertebrate anadromous anadromous fish anadromy biosphere chordate diadromous diadromy fresh water freshwater fry in situ lotic migratory naturalworld nature semelparity semelparous stream under fresh water underwater underwaterphoto wild wild salmon
Chinook Salmon fry
Chinook Salmon (Oncorhynchus tshawytscha) parr rearing in Bernard Creek, a tributary of the Tonsina River, in turn a tributary of the Copper River, South Central Alaska. Summer.
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Copper River Copper River tributary Infraclass Teleostei Neopterygii Oncorhynchus tshawytscha Pacific salmon Phylum Chordata Salmonidae Salmoniformes Salmoninae Seacam underwater housing South Central Alaska Subclass Neopterygii Summer Teleost Teleostei Tonsina R. trib.United States Vertebrate anadromous anadromy biosphere chordate diadromous diadromy fresh water freshwater fry in situ lotic migratory naturalworld photographed under water semelparity semelparous stream under fresh water underwater wild wild salmon
Coho Salmon and Dolly Varden
Coho Salmon (Oncorhynchus kisutch; right) and Dolly Varden (Salvelinus malma; left) rearing in 18-mile Creek, Copper River Delta, Southcentral Alaska. Spring.
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Dolly Varden Dolly Varden Char Dolly Varden Charr Dolly Varden Charr southern form Infraclass Teleostei Neopterygii Oncorhynchus kisutch Pacific salmon Phylum Chordata Salmonidae Salmoniformes Salmoninae Salvelinus malma Salvelinus malma lordi Seacam underwater housing South Central Alaska Subclass Neopterygii Teleost Teleostei United States Vertebrate anadromous anadromy biosphere chordate diadromous diadromy fresh water freshwater fry in situ lotic migratory naturalworld semelparity semelparous stream under fresh water underwater wild wild salmon
Sockeye Salmon fry
Recently emerged Sockeye Salmon (Oncorhynchus nerka, Salmonidae) fry in Saddlebag Creek, Chugach National Forest, Copper River Delta, South Central Alaska.
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Copper River Delta Infraclass Teleostei Neopterygii Oncorhynchus nerka Pacific salmon Phylum Chordata Red Salmon Salmonidae Salmoniformes Salmoninae Seacam underwater housing Sockeye Salmon South Central Alaska Spring Subclass Neopterygii Teleost Teleostei United States Vertebrate anadromous anadromy biosphere chordate diadromous diadromy fresh water freshwater fry in situ lotic migratory naturalworld nature semelparity semelparous stream under fresh water underwater underwaterphoto wild wild salmon
Coho Salmon eggs and alevin
Underwater view of Coho Salmon (Oncorhynchus kisutch) eggs and a recently hatched alevin in the gravel of Power Creek, the principal tributary of Eyak Lake, which is located at the west end of the Copper River Delta near Cordova and Prince William Sound, South Central Alaska. Winter.
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Coho Salmon Infraclass Teleostei Neopterygii Oncorhynchus kisutch Pacific salmon Phylum Chordata Salmonidae Salmoniformes Salmoninae Seacam underwater housing Silver Salmon South Central Alaska Subclass Neopterygii Teleost Teleostei United States Vertebrate alevin anadromous anadromy biosphere chordate diadromous diadromy eggs fresh water freshwater in situ lotic migratory naturalworld nature semelparity semelparous stream under fresh water underwater underwaterphoto wild wild salmon
Coho Salmon alevin
Coho Salmon (Oncorhynchus kisutch) alevin
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Coho Salmon Infraclass Teleostei Neopterygii Oncorhynchus kisutch Pacific salmon Phylum Chordata Salmonidae Salmoniformes Salmoninae Seacam underwater housing Silver Salmon South Central Alaska Subclass Neopterygii Teleost Teleostei United States Vertebrate alevin anadromous anadromy biosphere chordate diadromous diadromy eggs fresh water freshwater in situ lotic migratory naturalworld nature semelparity semelparous stream under fresh water underwater underwaterphoto wild wild salmon
Developing salmon egg in situ
Developing Sockeye Salmon (Oncorhynchus nerka; Salmonidae) eggs in the gravel of Power Creek, the principal tributary of Eyak Lake, which is located at the west end of the Copper River Delta near Cordova and Prince William Sound, South Central Alaska. Winter.
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Infraclass Teleostei Neopterygii Oncorhynchus nerka Pacific salmon Phylum Chordata Red Salmon Salmonidae Salmoniformes Salmoninae Seacam underwater housing Sockeye Salmon South Central Alaska Subclass Neopterygii Teleost Teleostei United States Vertebrate anadromous anadromy biosphere chordate diadromous diadromy eggs fresh water freshwater in situ lotic migratory naturalworld nature semelparity semelparous stream under fresh water underwater underwaterphoto wild wild salmon
Chum Salmon fry in a tidal creek
Underwater view of Chum Salmon (Oncorhynchus keta, Salmonidae) fry near mouth of stream while migrating out to sea near Cordova, Southcentral Alaska. Spring.
Actinopterygii Alaska Alaska wild salmon Chordata Chum Salmon Class Actinopterygii Dog Salmon Fish Infraclass Teleostei Neopterygii Oncorhynchus keta Pacific salmon Phylum Chordata Salmonidae Salmoniformes Salmoninae Seacam underwater housing South Central Alaska Spring Subclass Neopterygii Teleost Teleostei United States Vertebrate anadromous anadromy biosphere chordate covering redd diadromous diadromy fresh water freshwater fry in situ lotic migratory naturalworld nature photographed under water semelparity semelparous spawning behavior stream under fresh water underwater underwater photography underwaterphoto wild wild salmon
Chum Salmon fry in a tidal creek
Chum Salmon (Oncorhynchus keta, Salmonidae) fry near mouth of stream while migrating out to sea near Cordova, Southcentral Alaska. Spring.
Actinopterygii Alaska Alaska wild salmon Chordata Chum Salmon Class Actinopterygii Dog Salmon Fish Infraclass Teleostei Neopterygii Oncorhynchus keta Pacific salmon Phylum Chordata Salmonidae Salmoniformes Salmoninae Seacam underwater housing South Central Alaska Spring Subclass Neopterygii Teleost Teleostei United States Vertebrate anadromous anadromy biosphere chordate covering redd diadromous diadromy fresh water freshwater fry in situ lotic migratory naturalworld nature photographed under water semelparity semelparous spawning behavior stream under fresh water underwater underwater photography underwaterphoto wild wild salmon
Developing Sockeye Salmon eggs in situ
Developing Sockeye Salmon (Oncorhynchus nerka) eggs in the gravel of an Alaskan stream
Actinopterygii Alaska Alaska wild salmon Chordata Class Actinopterygii Infraclass Teleostei Neopterygii Phylum Chordata Salmoniformes Seacam underwater housing South Central Alaska Subclass Neopterygii Teleost Teleostei United States Vertebrate anadromous anadromy chordate diadromous diadromy eggs fresh water freshwater lotic migratory semelparity semelparous stream under fresh water wild wild salmon