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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Sphaerichthys vaillanti
Osphronemidae
Sphaerichthys vaillanti
Osphronemidae
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Brevibora dorsiocellata
Danionidae
Brevibora dorsiocellata
Danionidae
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Hypancistrus zebra
Loricariidae
Hypancistrus zebra
Loricariidae
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Peckoltia compta
Loricariidae
Peckoltia compta
Loricariidae
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redtail notho
Cyprinodontidae
redtail notho
Cyprinodontidae
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maingano cichlid
Cichlidae
maingano cichlid
Cichlidae
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lake kutubu rainbowfish
Melanotaeniidae
lake kutubu rainbowfish
Melanotaeniidae
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lake kurumoi rainbowfish
Melanotaeniidae
lake kurumoi rainbowfish
Melanotaeniidae
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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ocean sunfish
Molidae
ocean sunfish
Molidae
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Taeniura grabata
Dasyatidae
Taeniura grabata
Dasyatidae
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blue shark
Carcharhinidae
blue shark
Carcharhinidae
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conger eel
Congridae
conger eel
Congridae
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Humphead wrasse
Labridae
Humphead wrasse
Labridae
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blotched fantail ray
Dasyatidae
blotched fantail ray
Dasyatidae
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great barracuda
Sphyraenidae
great barracuda
Sphyraenidae
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common stingray
Dasyatidae
common stingray
Dasyatidae
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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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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shirui
Callichthyidae
shirui
Callichthyidae
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x-ray tetra
Characidae
x-ray tetra
Characidae
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Mylossoma duriventre
Serrasalmidae
Mylossoma duriventre
Serrasalmidae
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Leporinus friderici
Anostomidae
Leporinus friderici
Anostomidae
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Aequidens tetramerus
Cichlidae
Aequidens tetramerus
Cichlidae
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Hydrolycus armatus
Cynodontidae
Hydrolycus armatus
Cynodontidae
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Panaque nigrolineatus
Loricariidae
Panaque nigrolineatus
Loricariidae
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Corydoras robustus
Callichthyidae
Corydoras robustus
Callichthyidae
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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Phoxinus septimaniae
Leuciscidae
Phoxinus septimaniae
Leuciscidae
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atlantic salmon
Salmonidae
atlantic salmon
Salmonidae
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Phoxinus bigerri
Leuciscidae
Phoxinus bigerri
Leuciscidae
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brown trout
Salmonidae
brown trout
Salmonidae
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Aphanius farsicus
Cyprinodontidae
Aphanius farsicus
Cyprinodontidae
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dace
Cyprinidae
dace
Cyprinidae
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round goby
Gobiidae
round goby
Gobiidae
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twaite shad
Clupeidae
twaite shad
Clupeidae
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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bamboo shrimp
Atyidae
bamboo shrimp
Atyidae
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Harlequin Shrimp
Palaemonidae
Harlequin Shrimp
Palaemonidae
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Panulirus versicolor
Palinuridae
Panulirus versicolor
Palinuridae
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Grapsus albolineatus
grapsidae
Grapsus albolineatus
grapsidae
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Scyllarides squamosus
Scyllaridae
Scyllarides squamosus
Scyllaridae
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Panulirus longipes
Palinuridae
Panulirus longipes
Palinuridae
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Alpheus randalli
Alpheidae
Alpheus randalli
Alpheidae
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Mediterranean Spider Crab
Majidae
Mediterranean Spider Crab
Majidae
The mollusks
From snails to squids, there are now 50,000 recorded
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blue dragon / blue sea slug
Glaucidae
blue dragon / blue sea slug
Glaucidae
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Rochia nilotica
tegulidae
Rochia nilotica
tegulidae
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Nautilus macromphalus
Nautilidae
Nautilus macromphalus
Nautilidae
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Charonia tritonis
Charoniidae
Charonia tritonis
Charoniidae
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Argonauta argo
Argonautidae
Argonauta argo
Argonautidae
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elongate giant clam
Cardiidae
elongate giant clam
Cardiidae
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Clithon diadema
Neritidae
Clithon diadema
Neritidae
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Cypraea tigris
Cypraeidae
Cypraea tigris
Cypraeidae
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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painted comber
Serranidae
painted comber
Serranidae
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Atherina hepsetus
Atherinidae
Atherina hepsetus
Atherinidae
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blotched picarel
Sparidae
blotched picarel
Sparidae
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thinlip grey mullet
Mugilidae
thinlip grey mullet
Mugilidae
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marbled torpedo ray
Torpedinidae
marbled torpedo ray
Torpedinidae
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flying gurnard
Dactylopteridae
flying gurnard
Dactylopteridae
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black-faced blenny
Tripterygiidae
black-faced blenny
Tripterygiidae
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twaite shad
Clupeidae
twaite shad
Clupeidae
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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zebra seabream
Sparidae
zebra seabream
Sparidae
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pelagic stingray
Dasyatidae
pelagic stingray
Dasyatidae
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blotched picarel
Sparidae
blotched picarel
Sparidae
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macaronesian sharpnose-puffer
Tetraodontidae
macaronesian sharpnose-puffer
Tetraodontidae
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bogue
Sparidae
bogue
Sparidae
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atlantic mackerel
Scombridae
atlantic mackerel
Scombridae
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atlantic bonito
Scombridae
atlantic bonito
Scombridae
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black-bellied angler
Lophiidae
black-bellied angler
Lophiidae
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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crevalle jack
Carangidae
crevalle jack
Carangidae
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cleaver wrasse
Labridae
cleaver wrasse
Labridae
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gray triggerfish
Balistidae
gray triggerfish
Balistidae
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porkfish
Haemulidae
porkfish
Haemulidae
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sharknose goby
Gobiidae
sharknose goby
Gobiidae
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queen triggerfish
Balistidae
queen triggerfish
Balistidae
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longsnout seahorse
Syngnathidae
longsnout seahorse
Syngnathidae
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white grunt
Haemulidae
white grunt
Haemulidae
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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spotted boxfish
Ostraciidae
spotted boxfish
Ostraciidae
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geometric moray
Muraenidae
geometric moray
Muraenidae
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oriental flying gurnard
Dactylopteridae
oriental flying gurnard
Dactylopteridae
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Cirrhitops mascarenensis
Cirrhitidae
Cirrhitops mascarenensis
Cirrhitidae
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twospot turkeyfish
Scorpaenidae
twospot turkeyfish
Scorpaenidae
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brown surgeonfish
Acanthuridae
brown surgeonfish
Acanthuridae
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convict surgeonfish
Acanthuridae
convict surgeonfish
Acanthuridae
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orange-lined triggerfish
Balistidae
orange-lined triggerfish
Balistidae
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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clown anemonefish
Pomacentridae
clown anemonefish
Pomacentridae
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goldfish
Cyprinidae
goldfish
Cyprinidae
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suckermouth catfish
Loricariidae
suckermouth catfish
Loricariidae
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harlequin rasbora
Danionidae
harlequin rasbora
Danionidae
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Hemigrammus ocellifer
Characidae
Hemigrammus ocellifer
Characidae
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molly
Poeciliidae
molly
Poeciliidae
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Brichardi cichlid
Cichlidae
Brichardi cichlid
Cichlidae
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rainbow cichlid
Cichlidae
rainbow cichlid
Cichlidae