Petromyzontiformes
Petromyontidae
Ichthyomyzon gagei (southern brook lamprey) Image1211
Orectolobiformes
Ginglymostomatidae
Ginglymostoma cirratum (nurse shark)
Carchariniformes
Carcharhinidae
Carcharhinus leucas (bull shark) Image1613
Carcharhinus limbatus (blacktip shark)
Myliobatiformes
Dasyatidae
Dasyatis sabina (Atlantic stingray pup)
Potamotrygonidae
Potamotrygon schroederi (Rosette river stingray) Image1761
Acipenseriformes
Acipenseridae
Scaphirhynchus platorynchus (shovelnose sturgeon)
Polyodontidae
Polyodon spathula (paddlefish)
Lepisosteiformes
Lepisosteidae
Lepisoseus oculatus (spotted gar)
Lepisosteus osseus (longnose Gar) Image762
Lepisosteus spatula (alligator gar) Image1236
Amiiformes
Amiidae
Amia calva (bowfin) Image1194
Elopiformes
Elopidae
Elops saurus (lady fish)
Megalops atlanticus (tarpon)
Anguilliformes
Anguillidae
Anguilla rostrata (American eel) Image974
Clupeiformes
Engraulidae
Anchoa mitchilli (bay anchovy)
Clupeidae
Brevoortia patronus (gulf menhaden)
Dorosoma cepedianum (gizzard shad)
Dorosoma petenense (threadfin shad)
Harengula jaguana (scaled sardine)
Cypriniformes
Cyprinidae
Campostoma anomalum (central stoneroller) Image285
Carpiodes carpio (river carpsucker)
Ctenopharyngodon idella (grass carp)
Cyprinella lutrensis (red Shiner)
Cyprinella proserpine (Proserpine shiner)
Cyprinella venusta (blacktail shiner)
Cyprinus carpio (common carp)
Dionda argentosa (manantial roundnose)
Dionda diaboli (Devils River minnow) Image1110
Dionda episcopa (roundnose minnow) Image1097
Dionda serena (Nueces minnow)
Erimyzon oblongus (creek chubsucker)
Erimyzon sucetta (lake chubsucker)
Hybognathus hayi (Cypress minnow)
Hybognathus nuchalis (Mississippi silvery minnow)
Luxilus cornutus (common Shiner)
Luxilus cardinalis (cardinal Shiner)
Luxilus pilsbryi (duskystripe shiner)
Macrhybopsis aestivalis (speckled chub)
Nocomis asper (redspot chub)
Notemigonus crysoleucas (golden shiner)
Notropis amabilis (Texas shiner)
Notropis atherinoides (emerald shiner)
Notropis atrocaudalis (blackspot shiner)
Notropis bairdi (red river shiner)
Notropis boops (bigeye shiner)
Notropis buccula (smalleye)
Notropis chalybaeus (ironcolor shiner)
Notropis girardi (Arkansas River shiner)
Notropis greenei (wedgespot shiner)
Notropis harperi (redeye chub)
Notropis hubbsi (bluehead shiner)
Notropis nubilus (Ozark minnow)
Notropis orca (phantom shiner)
Notropis oxyrhynchus (sharpnose shiner)
Notropis rubellus (rosyface shiner) Image397
Notropis telescopus (telescope shiner)
Notropis texanus (weed shiner)
Notropis topeka (Topeka shiner) Image1781
Notropis whipplei (steelcolor shiner)
Opsopoeodus emiliae (pugnose minnow)
Phenacobius mirabilis (suckermouth minnow)
Phoxinus erythrogaster (southern redbelly dace) Image309
Pimephales notatus (bluntnose minnow) Image140
Pimephales promelas (fathead minnow)
Pimephales vigilax (bullhead minnow)
Platygobio gracilis (flathead chub)
Pternotropis signipinnis (flagfin shiner)
Pteronotropis welaka (bluenose shiner)
Semotilus atromaculatus (creek chub)
Semotilus atromaculatus (creek chubsucker)
Catostomidae
Catostomus commersoni (white sucker) Image125
Hypentelium nigricans (northern hogsucker) Image1046
Ictiobus cyprinellus (bigmouth buffalo)
Ictiobus niger (black buffalo)
Ictiobus sp. (buffalo)
Minytrema melanops (spotted sucker)
Moxostoma erythrurum (golden redhorse) Image731
Moxostoma poecilurum (blacktail redhorse)
Scartomyzon congestus (gray redhorse)
Characiformes
Anostomidae
Laemolyta taeniata (Headstander)
Leporinus agassizi (Half-Striped Leporinus)
Leporinus fasciatu (Banded Leporinus)
Leporinus klausewitzi (Leporinus)
Leporinus nigrotaeniatus (Halfline Leporinus)
Psedanos trimaculatus (juv), (Headstander)
Psedanos trimaculatus (adt), (Headstander)
Characidae
Astyanax mexicanus (Mexican Tetra) Image1318
Acestrorhynchus sp. (Cachorro)
Bryconops cf. Humeralis
Chalceus microlepidotus (Pinktail Chalceus)
Exodon paradoxus
Holobrycon pesu
Triportheus albus (Yellow-Finned Hatchetfish)
Chilodontidae
Chilodus punctatus (Pearl Headstander)
Crenuchidae
Ammocryptocharax elegans? (Darter characin)
Erythrinidae
Hoplerythrinus initaeniatus (Golden Trahira)
Lebiasenidae
Pyrrhulina semifasciata (Halfbanded pyrrhulina)
Pseudopimelodidae
Pseudopimelodus cf. raninus
Siluriformes
Ictaluridae
Ameiurus natalis (yellow bullhead) Image336
Ameiurus nebulosus (brown bullhead)
Ameiurus melas (black bullhead)
Ameiurus serracanthus (spotted bullhead) Image908
Ictalurus punctatus (channel catfish)
Ictalurus lupus (headwater catfish)
Ictalurus furcatus (blue catfish)
Noturus albater (Ozark madtom)
Noturus exilis (slender madtom) Image219
Noturus nocturnus (freckled madtom)
Pylodictis olivaris (flathead catfish) Image241
Satan eurystomus (widemouth blindcat) Image1644
Trogloglonis pattersoni (toothless blindcat)
Ariidae
Bagre marinus (gafftopsail catfish)
Arius felis (hardhead catfish)
Aspredinidae
Bunocephalus cf. Coracoideus (Banjo Catfish)
Auchenipteridae
Auchenipterichthys dantei (juv), (Woodcatfish)
Auchenipterichthys dantei (adt), (Woodcatfish)
Tatia cf aulopygia (Black Pigmy Driftwood Cat)
Tatia intermedia (Driftwood Cat)
Tatia strigata (Driftwood Cat)
Trachelyopterichthys taeniatus (Striped Woodcat)
Heptapteridae
Mastiglanis asopos Image1718
Nemuroglanis sp
Loricariidae
Ancistrus dolichopterus (white seam)
Ancistrus sp
Dekeyseria scaphyrhincha
Hemiodontichthys acipenserinus
Parotocinclus spn
Rineloricaria formosa (adt)
Rineloricaria formosa (juv))
Sturisoma sp1
Sturisoma sp2
Doradidae
Physopixis cf lyra
Trichomycteridae
Stegophilus sp
Stegophilus sp
Gymnotiformes
Rhamphichthyidae
Gymnorhamphichthys spn, (Knife fish)
Esociformes
Esocidae
Esox americanus vermiculates (grass pickerel)
Esox americanus (redfin pickerel)
Esox niger (chain pickerel)
Aulopiformes
Synodontidae
Synodus foetens (inshore lizardfish)
Percopsiformes
Aphredoderidae
Aphredoderus sayanus (pirate perch)
Batrachoidiformes
Batrachoididae
Porichthys plectrodon (Atlantic midshipman) Image1502
Opsanus beta (Gulf toadfish)
Lophiiformes
Antennariidae
Histrio histrio (Sargassumfish) Image1621
Mugiliformes
Mugilidae
Mugil cephalus (striped mullet, juvenile)
Mugil curema (white mullet)
Atheriniformes
Atherinidae
Labidesthes sicculus (brook silverside)
Menidia beryllina (inland silverside) Image1424
Menidia clarkhubbsi (Amazon silverside)
Membras martinica (rough silverside)
Menidia peninsulae (tidewater silverside)
Beloniformes
Belonidae
Strongylura marina (Atlantic needlefish)
Hemiramphidae
Hyporhamphus unifasciatus (halfbeak juvenile)
Cyprinodontiformes
Fundulidae
Fundulus blairae (eastern starhead topminnow)
Fundulus catenatus (northern studfish)
Fundulus chrysotus (golden topminnow)
Fundulus dispar (starhead topminnow)
Fundulus notatus (blackstripe topminnow) Image1016
Fundulus olivaceus (blackspotted topminnow)
Fundulus zebrinus (plains killifish) Image1374
Poeciliidae
Gambusia amistadensis (Amistad gambusia)
Gambusia affinis (Mosquitofish)
Gambusia nobilis (Pecos Gambusia) Image874
Gambusia sp. (gambusia)
Gambusia sp. (New Gambusia)
Gambusia speciosa (western mosquitofish)
Gambusia senilis (blotched gambusia)
Poecilia latipinna (sailfin molly)
Cyprinodontidae
Cyprinodon elegans (Comanche Springs pupfish) Image880
Cyprinodon eximius (Conchos pupfish)
Cyprinodon rubrofluviatilis (Red River pupfish)
Cyprinodon variegatus (sheepshead minnow)
Fundulus confluentus (marsh killifish)
Fundulus grandis (gulf killifish)
Fundulus similis (longnose killifish)
Jordanella floridae (flagfish)
Gasterosteiformes
Syngnathidae
Syngnathus louisianae (chain pipefish)
Syngnathus scovelli (Gulf pipefish male & female)
Scorpaeniformes
Cottidae
Cottus bairdi (mottled sculpin)
Cottus beldingi (Paiute sculpin) Image648
Cottus greenei (Shoshone sculpin)
Scorpaenidae
Scorpaena plumieri (spotted scorpionfish)
Perciformes
Centropomidae
Centropomus parallelus (fat snook)
Centropomus undecimalis (common snook)
Moronidae
Morone mississippiensis (yellow bass)
Centrarchidae
Ambloplites ariommus (shadow bass) Image971
Ambloplites rupestris (rock bass) Image1000
Micropterus punctulatus (spotted bass) Image419
Micropterus salmoides (largemouth bass) Image57
Micropterus dolomieu (smallmouth bass)
Micropterus notius (Suwanee bass)
Micropterus treculi (Guadalupe bass) Image1367
Lepomis symmetricus (bantam sunfish)
Lepomis marginatus (dollar sunfish) Image955
Lepomis megalotis (longear sunfish) Image547
Lepomis humilis (orangespotted sunfish) Image1054
Lepomis cyanellus (green sunfish) Image443
Lepomis macrochirus (bluegill)
Lepomis Hybrid (bluegill & Greensunfish hybrid)
Lepomis auritus (redbreast sunfish)
Lepomis gulosus (warmouth)
Pomoxis annularis (white crappie)
Pomoxis nigromaculatus (black crappie)
Serranidae
Epinephelus itajara (jewfish)
Diplectrum bivittatum (dwarf sand perch) Image1635
Cichlidae
Acarichthys heckelii (Thead-finned Cichlid)
Apistogramma sp. (Cichlid)
Biotodoma wavrini (Wavrini Biotodoma)
Cichla temensis (Spot-Line Peacock Bass) Image1753
Cichlasoma cyanoguttatum (Rio Grande cichlid) Image1080
Crenicichla cardiostigma
Crenicichla lenticulata (Spot-Faced Pike Cichlid)
Crenicichla lugubris Image1755
Crenicichla notophthalmus (Two-Spot Pike Cichlid)
Crenicichla wallaci
Geophagus proximus
Heros cf. Severus (Banded Cichlid) Image1741
Mesonauta insignis (Flag Cichlid)
Satanoperca jurupari (Earth-Eater)
Tilapia aurea (blue tilapia) Image1298
Pomacentridae
Abudefduf saxatilis (sergeant major)
Labridae
Halichoeres bivittatus (slippery dick) Image1533
Labrisomidae
Labrisomus nuchipinnis (hairy blenny) Image1539
Blenniidae
Scartella cristata (molly miller) Image1538
Gobiidae
Bathygobius soporator (frillfin goby)
Gobionellus boleosoma (darter goby)
Gobiosoma bosci (naked goby)
Gobionellus oceanicus (highfin goby) Image1461
Gobiosoma robustum (code goby)
Microgobius gulosus (clown goby)
Ephippidae
Chaetodipterus faber (spadefish)
Trichiuridae
Trichiurus lepturus (Atlantic cutlassfish)
Percidae
Etheostoma blennioides (greenside darter)
Etheostoma caeruleum (rainbow darter)
Etheostoma davisoni? (Choctawhatchee darter)
Etheostoma fusiforme (swamp darter)
Etheostoma gracile (slough darter)
Etheostoma grahami (Rio Grande darter)
Etheostoma histrio (Harlequin darter)
Etheostoma lepidum (greenthroat darter) Image1091
Etheostoma nigrum (Johnny darter)
Etheostoma parvipinne (goldstripe darter)
Etheostoma proeliare (Cypress darter)
Etheostoma spectabile (orangethroat darter) Image1
Etheostoma sp. (sunburst darter) Image1009
Etheostoma sp.
Etheostoma whipplei (redfin darter) Image1455
Etheostoma zonale (banded darter) Image985
Percina caprodes (logperch) Image1085
Percina carbonaria (Texas logperch)
Perca flavescens (yellow perch)
Percina macrolepida (bigscale logperch)
Percina nigrofasciata (blackbanded darter)
Percina sciera (dusky darter)
Percina sp.
Stizostedion vitreum (walleye)
Priacanthidae
Pristigenys alta (short bigeye) Image1551
Rachycentridae
Rachycentron canadum (cobia)
Carangidae
Caranx hippos (crevelle jack)
Trachinotus carolinus (Florida pompano)
Selene vomer (lookdown)
Lutjanidae
Lutjanus analis (mutton snapper juvenile) Image1531
Lutjanus griseus (gray snapper)
Lobtidae
Labotes surinamensis (tripletail)
Sciaenidae
Bairdiella chrysoura (silver perch)
Carcharhinus leucas (spotted sea trout)
Cynoscion arenarius (sand seatrout)
Leiostomus xanthurus (spot)
Menticirrhus americanus (southern kingfish)
Micropogonias undulatus (Atlantic croaker)
Pogonias cromis (black drum)
Sciaenops ocellatus (red drum)
Sparidae
Lagodon rhomboides (pinfish)
Archosaigus probatocephalus (sheepshead)
Gerreidae
Diapterus olisthostomus (Irish pompano)
Eucinostomus argenteus (spotfin mojarra)
Gerres cinereus (yellowfin mojarra)
Haemulidae
Othopristis chrysoptema (pigfish)
Pleuronectiformes
Achiridae
Hypoclinemus mentalis (sole )
Bothidae
Citharichthys spilopterus (bay whiff)
Paralichthys lethostigma (southern flounder)
Bothus robinsi (spottail flounder juvenile)
Paralichthys albigutta (Gulf flounder)
Ancylopsetta quadrocellata (ocellated flounder)
Soleidae
Trinectes maculatus (hogchoker) Image915
Achirus lineatus (lined sole)
Cynoglossidae
Symphurus plagiusa (blackcheek tonguefish)
Tetraodontiformes
Diodontidae
Chilomycterus schoepfi (striped burrfish)
Monacanthidae
Aluterus schoepfi (orange filefish)
Aluterus scriptus (scrawled filefish)
Monacanthus hispidus (planehead filefish) Image1634
Tetraodontidae
Colomesus psitacus (Amazon Freshwater Puffer) Image1676
Sphoeroides parvus (least puffer)
CRUSTACEA
Crayfish, Orconectes nais Image13
Crayfish, Orconectes neglectus Image392
Isopoda, Asellidae
SPONGES
Fresh-water sponge, Spongillidae Image473
TURTLES
Western painted turtle, Chrysemys picta Image346
Snapping turtle, Chelydra serpentina Image445
Spiny softshell turtle, Trionyx spiniferus Image405
Loggerhead Musk turtle, Sternotherus minor minor Image940
Map turtle, Graptemys geographica Image991
INSECTS
Aquatic caterpillar, Synclita obliteralis
Blackfly larva, Simuliidae
Caddisfly case, Ptilostomi
Caddisfly case, Leptoceridae
Caddisfly case, Limnephilidae Image412
Caddisfly case, Hydropsychidae Image15
Caddisfly case, Polycentropodidae
Caddisfly larva, Polycentropodidae
Caddisfly net, Polycentropodidae
Caddisfly net, Hydropsychidae
Damselfly larva, Argia Image388
Black Clubtail dragonfly, Hagenius brevistylus Image1574
Dragonfly larva, Urythemis simtlicocollus
Dragonfly larva, Epicordulia princepirs Image626
Hellgrammite, Corydalus cornutus Image390
Mayfly larva, Stenonema feoratum Image237
Mayfly larva, Hexagenia
Mayfly larva, Heptageniidae
Mayfly larva, Caenidae
Spongilla-fly larva, Sisyridae Image794
Red freshwater mite, Limnochares
Water scorpion, Ranatra Image163
PLANTS
Algae Image205 Image278 Image576
Image784
Coontail, Ceratophyllum Image453
Duckweed, Spirodela Image456
Watercress, Nasturtium officinale Image264
Chara, Chara
MISCELLANEOUS
Aquatic earthworm, Oligochaeta Image175
Apple snail
Bryozoan, Fredericella indica Image16
Leech, Hirudinea Image658
Freshwater clam, Pelecypoda
Tadpole, Rana catesbeiana Image837
Snails, Gastropoda Image679 Image680
Fungus
Freshwater Hydra Image633
Mudpuppy, Necturus maculosus
Artistic
Image783
Behavior
Image438
Spawning
Image314
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