Public Domain
Public Domain

These images are in the public domain and the original versions are available for anyone to use. Most have been edited by us for this site. Please check the source page for the original image.

Alabama sturgeon (Scaphirhynchus suttkusi) | Atlantic sturgeon (Acipenser oxyrhynchus oxyrhynchus) | Chinese Paddlefish (Psephurus gladius) | Chinese Paddlefish (Psephurus gladius) | Lake sturgeon (Acipenser fulvescens) | Paddlefish (Polyodon spathula) | Paddlefish (Polyodon spathula) | Paddlefish (Polyodon spathula) fry | Ship sturgeon (Acipenser nudiventris) | Ship sturgeon (Acipenser nudiventris) | Shortnose sturgeon (Acipenser brevirostrum) | Sterlet (Acipenser ruthenus) Sterlet (Acipenser ruthenus) Common Sturgeon (Acipenser sturio) Green sturgeon (Acipenser medirostris) Gulf Sturgeon (Acipenser oxyrinchus desotoi) | White sturgeon (Acipenser transmontanus) | Common carp (Cyprinus carpio) | Grass Carp (Ctenopharyngodon idella) | Koi varieties | Black Moor Goldfish (Carassius auratus) | Goldfish (Carassius auratus) | Comet Goldfish (Carassius auratus) | Wakin Goldfish (Carassius auratus) | Shubunkin (Carassius auratus) | Frog | Weather Loach | Marsh Frog (Rana ridibunda) | Natterjack Toad (Bufo calamita) | Great Crested Newt (Triturus cristatus) | Barnes Foundation, Merion, PA - arboretum pond | Winter in San Diego, butterflies | The reflecting pond at Balboa Park | Hopi bowl with dragonfly symbol | Ephemeridae - Baetis sp. - larvae | Water beetles | Nine-spined stickleback (Pungitius pungitius) | Rudd (Scardinius erythropthalmus) | Golden Club (Orontium aquaticum) | Nymphaea candida | Nymphaea 'Colonel A J Welch' | Eichhornia crassipes | Stratiotes aloides | Utricularia vulgaris | Calla palustris | Biting midge (Culicoides sonorensis) | Cotula coronopifolia | Cyperus | Eriophorum | Houttuynia cordata | Hypericum | Iris pseudacorus | Juncus effusus | Lobelia cardinalis | Lysichiton americanus | Lysimachia punctata | Peltandra virginica | Saururus cernuus | Monticello Dam view of spillway | Misgurnus anguillicaudatus | Yangtze Sturgeon (Acipenser dabryanus) | aquascape | freshwater aquarium | tropical aquarium | marine aquarium | marine aquarium | Nitrogen Cycle | Ichthyophthirius multifiliis | Ichthyophthirius multifiliis | Tail fin types | Anatomy | Mouth types | Skeleton |

GNU Free Documentation License
GNU Free Documentation License

These images are licensed under the GNU Free Documentation License. Please check the source page for the original image.

Beluga Sturgeon (Huso huso) by Daniel Dohne
Chinese Sturgeon (Acipenser sinensis) by Shizhao
Shovelnose sturgeon (Scaphirhynchus platorynchus) by Kbh3rd
Sturgeon by Michelle Minor,
Carp (Cyprinus carpio) by Reaperman
Crucian Carp (Carassius carassius) by Viridiflavus
Koi (Cyprinus carpio) by Diether
Mirror carp (Cyprinus carpio) by George Chernilevsky
Calico Butterfly Tail Goldfish by Syberspace
Common Goldfish (Carassius auratus) by Tiefflieger
Fantail Goldfish (Carassius auratus) by Raul654
Lionhead Goldfish (Carassius auratus) by Roderick Santos
Pearlscale Goldfish (Carassius auratus) by Lerdsuwa
Ranchu Goldfish (Carassius auratus) by Lerdsuwa
Ryukin Goldfish (Carassius auratus) by Lerdsuwa
Shubunkin (Jaws) by Duchess
Telescope Eye Goldfish by Fanghong
Veiltail Goldfish by Bechstein
Pool Frog (Rana lessonae) by Viridiflavus
Common Frog (Rana temporaria) by Guido Gerding
Common Toad (Bufo bufo) by Armin Kubelbeck
Common Toad (Bufo bufo) by Marek Szczepanek
Larval Great Crested Newt (Triturus cristatus) by Piet Spaans
Smooth newt (Triturus vulgaris) by Kristian Peters
Palmate Newt (Triturus helveticus) by Luis Miguel Bugallo Sanchez
Nymphaea 'Masaniello' by Peripitus
Water striders by Markus Gayda
Red-veined Darter(Sympetrum fonscolombii) by Alvesgaspar
Black-tailed Skimmer(Orthetrum cancellatum) by Michael Apel
Juvenile barbel (Barbus Barbus) in first autumn. by Sven.petersen
Head of male three-spined stickleback (Gasterosteus aculeatus) by Piet Spaans
Male Stickleback (Gasterosteus aculeatus) in breeding colors by Viridiflavus
Orfe (Leuciscus idus) by Viridiflavus
Gudgeon (Gobio gobio) by Viridiflavus
Aponogeton distachyos by J.F. Gaffard
Nuphar lutea by Alex Zelenko
Nymphoides peltata by TeunSpaans
Azolla caroliniana by Kurt Stueber
Lemna minor by Kurt Stueber
Trapa natans by Kurt Stueber
Acorus calamus by J.F. Gaffard, Autoreille
Alisma plantago-aquatica by Christian Fischer
Butomus umbellatus by Bouba
Caltha palustris by Wildfeuer
Carex pseudocyperus by H. Zell
Geum rivale by Frank Vincentz
Glyceria fluitans by Christian Fischer
Hippuris vulgaris by Rl
Lythrum salicaria by Manfred Heyde
Mentha aquatica by Daniel Feliciano
Menyanthes trifoliata by Frank Vincentz
Menyanthes trifoliata by Tgnil
Myosotis palustris by Jerzy Opiola
Nasturtium officinale by Tigerente
Pontederia cordata by bdk
Ranunculus lingua by Kristian Peters
Sagittaria sagittifolia by TeunSpaans
Scirpus lacustris by Bernd Haynold
Typha latifolia by JoJan
Veronica beccabunga by Kristian Peters
Zantedeschia aethiopica by Manfred Heyde
Kaluga Sturgeon (Huso dauricus) by Eliezg
Siberian sturgeon (Acipenser baerii) by Haplochromis

Creative Commons by-sa
Creative Commons

These images were used under Creative Commons Attribution-Share Alike Licenses and are available for use but there are conditions. Most have been cropped and/or resized. Please check the details of the license and the source page for the original image and instructions for use.

Attribution-Share Alike 2.0

Adriatic Sturgeon (Acipenser nacarii) by Drow_male
Pallid Sturgeon (Scaphirhnchus albus) by USFWS Mountain-Prairie
White sturgeon (Acipenser transmontanus) by Cliff from Arlington, Virginia, USA

Attribution-Share Alike 2.5

Female March Brown (Rhithrogena germanica) by Richard Bartz
240 litres aquarium by Matthias Kloszczyk
Water beetle, Nagerhole, India by L. Shyamal
Female Emperor dragonfly by Andreas Trepte
A young Tench (Tinca tinca) by Piet Spaans
Daphnia magna Public Library of Science
Equisetum hyemale by OpenCage
Myriophyllum aquaticum by OpenCage
Sparganium erectum by Fritz Geller-Grimm
Eggs of Rana temporaria (Clumps) and Bufo bufo (Strings) by Piet Spaans
Eggs of Rana Corixa punctata from the Netherlands (species uncertain) by Piet Spaans

Attribution-Share Alike 3.0

Caddisfly larva emerging from its case made of plant material by MyForest
Celestial Eye Goldfish by Michelle Jo
Oranda Goldfish by Adityamadhav83
Starry sturgeon (Acipenser stellatus)
Emperor dragonfly (Anax imperator) by L. B. Tettenborn
Gammarus pulex by MdE (de)
Common Blue Damselfly (Enallagma cyathigerum) by Luc Viatour
Nymphaea caerulea by Peter Bubenik
Nymphaea caerulea by Roland zh
Nymphaea odorata by Kurt Stueber
Hydrocharis morsus-ranae by Christian Fischer
Salvinia molesta by Eric Guinther
Goldfish with dropsy by Taipan198
A velvet infected fish by Tze Sin, Tan