Observ.
koawDescripción
Extensive fungal infection on the caudal fin. Found in shallow, murky, swamp-like water.
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Sardinilla Cabeza de Estrella (Fundulus dispar)Observ.
koawDescripción
Female specimen. Found in shallow, murky, swamp-like water.
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Sardinilla Cabeza de Estrella (Fundulus dispar)Observ.
koawDescripción
Male specimen. Found in shallow, murky, swamp-like water.
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Perca Arcoíris (Etheostoma caeruleum)Observ.
koawDescripción
Kind of a curious specimen. Cheek is unscaled. Red in anal fin. Clear, upland creek.
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Pececillo de Nariz Desafilada (Pimephales notatus)Observ.
koawDescripción
Complete lateral line. Almost subterminal mouth. Clear, upland creek.
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Rodapiedras del Centro (Campostoma anomalum)Observ.
koawDescripción
50+ lateral scales; plus largescale shouldn't be here. Clear, upland creek.
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Sardinilla de Mancha Negra (Fundulus olivaceus)Observ.
koawDescripción
Blacks are conspicuous, regular and darker than stripe. Clear, upland creek.
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Perca Cola de Ventilador (Etheostoma flabellare)Observ.
koawDescripción
Found in leaf litter. Clear, upland creek.
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Luxilus zonatusObserv.
koawDescripción
Plenty of specimens in this somewhat recently established population. Clear, upland creek.
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Observ.
koawDescripción
Good number of these in the pools. Found in a pool of a mostly clear, shallow creek.
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Rodapiedras del Centro (Campostoma anomalum)Observ.
koawDescripción
Found in a pool of a mostly clear, shallow creek.
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Observ.
koawDescripción
Fine scales, especially on nape. Black blotch at dorsal fin origin is faded. 10 principle anal rays. Found in a pool of a mostly clear, shallow creek.
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Rodapiedras del Centro (Campostoma anomalum)Observ.
koawDescripción
Found in a pool of a mostly clear, shallow creek.
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Guayacón Mosquito (Gambusia affinis)Observ.
koawDescripción
Female. Found above leaf litter of a mostly clear, shallow creek.
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Pececillo de Nariz Desafilada (Pimephales notatus)Observ.
koawDescripción
Small predorsal scales of Pimephales; complete lateral line; eyes more laterally positioned. Found in a pool of a mostly clear, shallow creek.
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Sardinilla de Raya Negra (Fundulus notatus)Observ.
koawDescripción
Spotting isn't regular or jet black. Found in a pool of a mostly clear, shallow creek.
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Perca Negra (Etheostoma nigrum)Observ.
koawDescripción
Found in leaf litter of a mostly clear, shallow creek.
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Observ.
koawDescripción
Body deepest at nape. Few scales on cheek. Found in leaf litter of a mostly clear, shallow creek.
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Culebra de Agua de Espalda de Diamantes (Nerodia rhombifer)Observ.
koawDescripción
Was in the water along rip-rap. Pretty sure this was my first diamondback in Il. Safe release.
Sorry for poor images; they are stills from a GoPro seated far back.
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Camarón del Mississippi (Palaemon kadiakensis)Observ.
koawDescripción
Many present in shallows over leaf litter.
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Mojarra Gigante (Lepomis megalotis)Observ.
koawDescripción
Juvenile. Head streaking perhaps best feature to see at this stage.
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Mojarra Oreja Roja (Lepomis microlophus)Observ.
koawDescripción
Juvenile. Can just start to see red coming in on opercular flap.
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Matalote Bocaza (Ictiobus cyprinellus)Observ.
koawDescripción
Front of upper lip is about eye-level.
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Carpa Plateada (Hypophthalmichthys molitrix)Observ.
koawDescripción
Attached is a shot of the gill rakers that are essentially entirely fused; distinguishing features.
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Observ.
koawDescripción
Fairly large eye. Painted lips. At least 10 anal rays...hard to see here. Didn't have mini-tanks.
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Perca Negra (Etheostoma nigrum)Observ.
koawDescripción
Dark streak on snout to lip does not connect with other streak across lip.