Encyclopedias of species
Endangered fish
Many species are currently vulnerable. Out of the 10,500 freshwater fish species whose conservation status has been assessed by the IUCN, 30% are considered endangered.
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Hypsolebias carlettoi
Cyprinodontidae
Hypsolebias carlettoi
Cyprinodontidae
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Alopias pelagicus
alopiidae
Alopias pelagicus
alopiidae
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Huso huso
Acipenseridae
Huso huso
Acipenseridae
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giant pangasius
Siluridae
giant pangasius
Siluridae
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comanche springs pupfish
Cyprinodontidae
comanche springs pupfish
Cyprinodontidae
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Betta persephone
Osphronemidae
Betta persephone
Osphronemidae
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lake kutubu rainbowfish
Melanotaeniidae
lake kutubu rainbowfish
Melanotaeniidae
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Picotee goodeid
Goodeidae
Picotee goodeid
Goodeidae
The giants of the oceans
Nowadays, the large aquatic species are becoming rare and threatened due to overfishing. Many of these species have slow growth rates and have been heavily targeted over the past centuries, with a peak in the 1990s.
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tessellate moray
Muraenidae
tessellate moray
Muraenidae
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spotted eagle ray
Aetobatidae
spotted eagle ray
Aetobatidae
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zebra shark
Stegostomatidae
zebra shark
Stegostomatidae
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yellowfin tuna
Scombridae
yellowfin tuna
Scombridae
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scalloped hammerhead
Carcharhinidae
scalloped hammerhead
Carcharhinidae
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thresher shark
alopiidae
thresher shark
alopiidae
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common stingray
Dasyatidae
common stingray
Dasyatidae
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whitespotted eagle ray
Myliobatidae
whitespotted eagle ray
Myliobatidae
Jewels of the reefs
Coral reefs showcase the most extravagant marine fauna. All sizes, shapes, colors, and patterns come together in this joyful parade. Reefs are essential for marine balance.
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Triggerfishes
The bullies of the reefs
Triggerfishes
The bullies of the reefs
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Surgeonfish
The Scalpel Specialists
Surgeonfish
The Scalpel Specialists
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Clownfish
The residents of the anemones
Clownfish
The residents of the anemones
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seahorses
Seahorses
seahorses
Seahorses
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breams and basses
breams and basses
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scorpionfishes
Scorpionfishes
scorpionfishes
Scorpionfishes
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Angelfish
Angelfish
The fish of the Amazon
The Amazon, the largest freshwater basin in the world, is characterized by the diversity of its habitats and numerous biodiversity hotspots. In 2024, over 2,500 fish species were recorded there, but research and exploration efforts are still ongoing.
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Hemigrammus neptunus
Characidae
Hemigrammus neptunus
Characidae
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Apistogramma rupununi
Cichlidae
Apistogramma rupununi
Cichlidae
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bujurqui
Cichlidae
bujurqui
Cichlidae
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Sorubim lima
Pimelodidae
Sorubim lima
Pimelodidae
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Paracheirodon axelrodi
Characidae
Paracheirodon axelrodi
Characidae
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Apistogramma paucisquamis
Cichlidae
Apistogramma paucisquamis
Cichlidae
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blood red tetra
Tanichthyidae
blood red tetra
Tanichthyidae
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Pyrrhulina lugubris
Lebiasinidae
Pyrrhulina lugubris
Lebiasinidae
The fish Europeans
Not always known to the general public, the fauna that inhabits our lakes, rivers, and streams is very diverse. The arrival of invasive species and the drying up of wetlands threaten nearly a quarter of Europe's freshwater fish species.
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freshwater bream
Leuciscidae
freshwater bream
Leuciscidae
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ide
Cyprinidae
ide
Cyprinidae
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rudd
Leuciscidae
rudd
Leuciscidae
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barbel
Cyprinidae
barbel
Cyprinidae
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mediterranean killifish
Cyprinodontidae
mediterranean killifish
Cyprinodontidae
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Anatolichthys danfordii
Cyprinodontidae
Anatolichthys danfordii
Cyprinodontidae
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atlantic salmon
Salmonidae
atlantic salmon
Salmonidae
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Phoxinus bigerri
Leuciscidae
Phoxinus bigerri
Leuciscidae
of the Americas
Present on Earth before the dinosaurs, snakes have inspired numerous myths and beliefs, from the depths of the Amazon to the Bible.
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green anaconda
Boidae
green anaconda
Boidae
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rainbow snake
Colubridae
rainbow snake
Colubridae
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red-bellied mudsnake
Colubridae
red-bellied mudsnake
Colubridae
The crustaceans
With their warrior-like appearance, crustaceans are exceptional cleaners and scavengers. There are now over 50,000 species with forms as diverse as daphnia, crabs, or mantis shrimp.
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red reef hermit
Diogenidae
red reef hermit
Diogenidae
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Lysmata rathbunae
Lysmatidae
Lysmata rathbunae
Lysmatidae
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Scyllarides squamosus
Scyllaridae
Scyllarides squamosus
Scyllaridae
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common banded mantis shrimp
Lysiosquillidae
common banded mantis shrimp
Lysiosquillidae
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Hoplophrys oatesi
Epialtidae
Hoplophrys oatesi
Epialtidae
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Japanese Giant Spider Crab
Majidae
Japanese Giant Spider Crab
Majidae
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common spiny lobster
Palinuridae
common spiny lobster
Palinuridae
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Atyaephyra desmarestii
Atyidae
Atyaephyra desmarestii
Atyidae
The mollusks
From snails to squids, there are now 50,000 recorded
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Charonia lampas
ranellidae
Charonia lampas
ranellidae
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Flabellina iodinea
Aeolidacea
Flabellina iodinea
Aeolidacea
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Neritina variegata
Neritidae
Neritina variegata
Neritidae
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Neritina turrita
Neritidae
Neritina turrita
Neritidae
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Sepia mestus
Sepiidae
Sepia mestus
Sepiidae
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chelidonura varians
Aglajidae
chelidonura varians
Aglajidae
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blue dragon / blue sea slug
Glaucidae
blue dragon / blue sea slug
Glaucidae
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Hypselodoris bennetti
Chromodorididae
Hypselodoris bennetti
Chromodorididae
The fish of the Mediterranean
There are over 700 fish species recorded in the Mediterranean Sea. Many species, especially in the wrasse family, only inhabit these waters, which are now heavily impacted by human activities.
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spotted seabass
Moronidae
spotted seabass
Moronidae
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mediterranean rainbow wrasse
Labridae
mediterranean rainbow wrasse
Labridae
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painted comber
Serranidae
painted comber
Serranidae
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devil firefish
Scorpaenidae
devil firefish
Scorpaenidae
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undulate skate
Rajidae
undulate skate
Rajidae
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grey triggerfish
Balistidae
grey triggerfish
Balistidae
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pilotfish
Carangidae
pilotfish
Carangidae
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garpike
Belonidae
garpike
Belonidae
The fish of the Canary Islands
Located off the coast of Morocco, the Canary Islands host unique marine biodiversity, blending species from the Mediterranean Sea with the first subtropical animals of the Atlantic Ocean. Here, you can find flute fish, several species of damselfish, and pufferfish, among others.
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short-snouted seahorse
Syngnathidae
short-snouted seahorse
Syngnathidae
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pelagic stingray
Dasyatidae
pelagic stingray
Dasyatidae
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cleaver wrasse
Labridae
cleaver wrasse
Labridae
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ocellate torpedo
Torpedinidae
ocellate torpedo
Torpedinidae
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broadnosed pipefish
Syngnathidae
broadnosed pipefish
Syngnathidae
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barred hogfish
Labridae
barred hogfish
Labridae
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wide-eyed flounder
Bothidae
wide-eyed flounder
Bothidae
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brown wrasse
Labridae
brown wrasse
Labridae
The fish of the Caribbean
The Caribbean Sea is home to the world's second-largest coral reef, the Mesoamerican Barrier Reef. This coral barrier stretches for about 1,000 km along the Caribbean coast of Mexico, Belize, Guatemala, and Honduras. It houses 10% of the world's coral reefs and over 1,400 species of fish and marine mammals.
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caesar grunt
Haemulidae
caesar grunt
Haemulidae
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threespot damselfish
Pomacentridae
threespot damselfish
Pomacentridae
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Lactophrys triqueter
Ostraciidae
Lactophrys triqueter
Ostraciidae
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porkfish
Haemulidae
porkfish
Haemulidae
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pelagic stingray
Dasyatidae
pelagic stingray
Dasyatidae
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queen angelfish
Pomacanthidae
queen angelfish
Pomacanthidae
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longfin damselfish
Pomacentridae
longfin damselfish
Pomacentridae
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Helicolenus dactylopterus
Sebastidae
Helicolenus dactylopterus
Sebastidae
The fish of Réunion and the western Indian Ocean
A volcanic island situated west of the Indian Ocean, Réunion has a discontinuous belt of lagoons formed by coral reefs. In the lagoons protected by coral barriers, aquatic fauna is easily accessible to divers and bathers. Unfortunately, these areas are often degraded by human activities.
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oriental flying gurnard
Dactylopteridae
oriental flying gurnard
Dactylopteridae
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bluestripe snapper
Lutjanidae
bluestripe snapper
Lutjanidae
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geometric moray
Muraenidae
geometric moray
Muraenidae
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devil firefish
Scorpaenidae
devil firefish
Scorpaenidae
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sabre squirrelfish
Holocentridae
sabre squirrelfish
Holocentridae
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sling-jaw wrasse
Labridae
sling-jaw wrasse
Labridae
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Stegastes lacrymatus
Pomacentridae
Stegastes lacrymatus
Pomacentridae
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elegant unicornfish
Acanthuridae
elegant unicornfish
Acanthuridae
The stars of freshwater
There are countless species available to populate your aquariums, but how do you choose? Behavior, size, longevity, reproduction... discover which ones will adapt best to your project and desires.
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dwarf cichlids
The small tropical territorial fish
dwarf cichlids
The small tropical territorial fish
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livebearers
Mosquito eaters
livebearers
Mosquito eaters
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Loaches
Loaches
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freshwater dwarf shrimps
The tiny jewels of tropical rivers
freshwater dwarf shrimps
The tiny jewels of tropical rivers
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catfish
catfish
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Icons of the aquarium hobby
Fighters, guppies, angelfish, discus... these fish have fascinated generations of enthusiasts. However, it's very important to know their maintenance requirements well, allowing them to have a long and enjoyable life by your side.
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Siamese fighting fish
Osphronemidae
Siamese fighting fish
Osphronemidae
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southern platyfish
Poeciliidae
southern platyfish
Poeciliidae
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green swordtail
Poeciliidae
green swordtail
Poeciliidae
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rainbow cichlid
Cichlidae
rainbow cichlid
Cichlidae
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harlequin rasbora
Danionidae
harlequin rasbora
Danionidae
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orange clownfish
Pomacentridae
orange clownfish
Pomacentridae
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Pangio kuhlii
Cobitidae
Pangio kuhlii
Cobitidae
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zebra danio
Danionidae
zebra danio
Danionidae