Sympatric non-salmonid biota
Three-spine Stickleback foraging
Three-spine Stickleback (Gasterosteus aculeatus) foraging near green algae.
ActinopterygiiAlaskaChordataClass ActinopterygiiCordovaEyak LakeGasterosteiformesGasterosteus aculeatusInfraclass TeleosteiNeopterygiiPhylum ChordataPrince William SoundRunning Bear CreekSouth Central AlaskaSubclass NeopterygiiSummerTeleostTeleosteiThreespine SticklebackUnited StatesVertebratechordatemicroprobenear Cordovaunderwater
Three-spine Stickleback
Three-spine Stickleback (Gasterosteus aculeatus) foraging near beach spawning salmon in Eayk Lake, Alaska.
ActinopterygiiAlaskaChordataClass ActinopterygiiGasterosteiformesGasterosteus aculeatusInfraclass TeleosteiNeopterygiiOncorhynchus nerkaPacific salmonPhylum ChordataRed SalmonRunning Bear CreekSalmonidaeSalmoniformesSalmoninaeSockeye SalmonSouth Central AlaskaSubclass NeopterygiiSummerTeleostTeleosteiThreespine SticklebackUnited StatesVertebratebeach spawningchordatenear Cordovaunderwater
Yukon Floater
This example of the freshwater mussel known as Yukon Floater (Anodonta beringiana) was photographed living in Eyak Lake near Cordova, Alaska.
AlaskaAnodontaAnodonta beringianaClass BivalviaCordovaEyak LakeInvertebrateMolluscaOrder UnionidaPhylum MolluscaPrince William SoundSouth Central AlaskaSpringSubclass PalaeoheterodontaUnionidaeUnited StatesYukon floaterfreshwater invertebratefreshwater molluskfreshwater musselmollusk
Yukon Floater
This example of the freshwater mussel known as Yukon Floater (Anodonta beringiana) was photographed living in Eyak Lake near Cordova, Alaska.
AlaskaAnodontaAnodonta beringianaClass BivalviaCordovaEyak LakeInvertebrateMolluscaOrder UnionidaPhylum MolluscaPrince William SoundSouth Central AlaskaSpringSubclass PalaeoheterodontaUnionidaeUnited StatesYukon floaterfreshwater invertebratefreshwater molluskfreshwater musselmollusk
The planarian Polycelis coronata borealis
The planarian Polycelis coronata borealis is commonly found living on the underside of rocks in Alaska salmon streams. Photgraphed in situ during winter.
Class TurbellariaInvertebrateOrder Tricladida planariansPhylum PlatyhelminthesPlanarianPlatyhelminthesPolycelis coronata borealisSeacam underwater housingSpringbiosphereflatwormfreshwater invertebratein situmarine lifenaturalworldnatureunderwaterunderwater photographyunderwaterphotowild
The planarian Polycelis coronata borealis
The multi-eyed planarian Polycelis coronata borealis can be found living under rocks in salmon streams. Aspect Ratio = 4:5.
Class TurbellariaInvertebrateOrder Tricladida planariansPhylum PlatyhelminthesPlanarianPlatyhelminthesPolycelis coronata borealisSeacam underwater housingSpringbiosphereflatwormfreshwater invertebratein situmarinemarine lifenaturalworldnatureunderwaterunderwater photographyunderwaterphotowild
Eulachon spawning migration
Underwater view of the spawning migration of eulachon/hooligan (Thaleichthys pacificus; Osmeridae). Aspect Ratio = 3:4.
ActinopterygiiAlaskaAlaska wild salmonChordataClass ActinopterygiiCopper River DeltaEulachonInfraclass TeleosteiNeopterygiiOsmeridaeOsmeriformesPhylum ChordataSeacam underwater housingSouth Central AlaskaSpringSubclass NeopterygiiTeleostTeleosteiThaleichthys pacificusUnited StatesVertebratebiospherechordatein situmarinemarine lifenaturalworldnaturesmeltunderwaterunderwaterphotowild
Eulachon spawning migration
Underwater view of the spawning migration of eulachon/hooligan (Thaleichthys pacificus; Osmeridae). Aspect ratio = 1:2.
ActinopterygiiAlaskaAlaska wild salmonChordataClass ActinopterygiiCopper River DeltaEulachonInfraclass TeleosteiNeopterygiiOsmeridaeOsmeriformesPhylum ChordataSeacam underwater housingSouth Central AlaskaSpringSubclass NeopterygiiTeleostTeleosteiThaleichthys pacificusUnited StatesVertebratebiospherechordatein situmarinemarine lifenaturalworldnaturesmeltspawning migrationunderwaterunderwaterphotowild