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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carachamita
Loricariidae
carachamita
Loricariidae
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redtail notho
Cyprinodontidae
redtail notho
Cyprinodontidae
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pez lápiz
Lebiasinidae
pez lápiz
Lebiasinidae
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mini dragon loach
Nemacheilidae
mini dragon loach
Nemacheilidae
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redtail sharkminnow
Cyprinidae
redtail sharkminnow
Cyprinidae
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red rainbowfish
Melanotaeniidae
red rainbowfish
Melanotaeniidae
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Brevibora dorsiocellata
Danionidae
Brevibora dorsiocellata
Danionidae
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european eel
Anguillidae
european eel
Anguillidae
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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Negaprion brevirostris
Carcharhinidae
Negaprion brevirostris
Carcharhinidae
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sailfish
Istiophoridae
sailfish
Istiophoridae
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Triaenodon obesus
Carcharhinidae
Triaenodon obesus
Carcharhinidae
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tessellate moray
Muraenidae
tessellate moray
Muraenidae
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atlantic cod
Gadidae
atlantic cod
Gadidae
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reef manta ray
Mobulidae
reef manta ray
Mobulidae
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giant grouper
Epinephelidae
giant grouper
Epinephelidae
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roughtail stingray
Dasyatidae
roughtail 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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Acarichthys heckelii
Cichlidae
Acarichthys heckelii
Cichlidae
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Satanoperca jurupari
Cichlidae
Satanoperca jurupari
Cichlidae
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arapaima
Arapaimidae
arapaima
Arapaimidae
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Peckoltia brevis
Loricariidae
Peckoltia brevis
Loricariidae
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Paragoniates alburnus
Characidae
Paragoniates alburnus
Characidae
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Paracheirodon simulans
Characidae
Paracheirodon simulans
Characidae
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Petitella georgiae
Characidae
Petitella georgiae
Characidae
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Nannostomus marilynae
Lebiasinidae
Nannostomus marilynae
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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dace
Cyprinidae
dace
Cyprinidae
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european perch
Percidae
european perch
Percidae
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Aphanius danfordii
Cyprinodontidae
Aphanius danfordii
Cyprinodontidae
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sturgeon
Acipenseridae
sturgeon
Acipenseridae
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european eel
Anguillidae
european eel
Anguillidae
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common carp
Cyprinidae
common carp
Cyprinidae
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Phoxinus septimaniae
Leuciscidae
Phoxinus septimaniae
Leuciscidae
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asp
Cyprinidae
asp
Cyprinidae
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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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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Atyopsis moluccensis
Atyidae
Atyopsis moluccensis
Atyidae
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Mediterranean Spider Crab
Majidae
Mediterranean Spider Crab
Majidae
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Macrobrachium lar
Palaemonidae
Macrobrachium lar
Palaemonidae
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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pelagic stingray
Dasyatidae
pelagic stingray
Dasyatidae
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snake pipefish
Syngnathidae
snake pipefish
Syngnathidae
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atlantic lizardfish
Synodontidae
atlantic lizardfish
Synodontidae
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pompano
Carangidae
pompano
Carangidae
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ocellate torpedo
Torpedinidae
ocellate torpedo
Torpedinidae
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atlantic mackerel
Scombridae
atlantic mackerel
Scombridae
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longsnout pipefish
Syngnathidae
longsnout pipefish
Syngnathidae
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giant goby
Gobiidae
giant goby
Gobiidae
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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starry weever
Trachinidae
starry weever
Trachinidae
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common two-banded seabream
Sparidae
common two-banded seabream
Sparidae
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atlantic mackerel
Scombridae
atlantic mackerel
Scombridae
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black-bellied angler
Lophiidae
black-bellied angler
Lophiidae
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cardinal fish
Apogonidae
cardinal fish
Apogonidae
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dover sole
Soleidae
dover sole
Soleidae
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cuckoo wrasse
Labridae
cuckoo wrasse
Labridae
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redlip blenny
Blenniidae
redlip blenny
Blenniidae
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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atlantic bonito
Scombridae
atlantic bonito
Scombridae
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flying gurnard
Dactylopteridae
flying gurnard
Dactylopteridae
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blue runner
Carangidae
blue runner
Carangidae
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cleaver wrasse
Labridae
cleaver wrasse
Labridae
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bermuda sea chub
Kyphosidae
bermuda sea chub
Kyphosidae
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sharknose goby
Gobiidae
sharknose goby
Gobiidae
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long-spine porcupinefish
Diodontidae
long-spine porcupinefish
Diodontidae
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cherubfish
Pomacanthidae
cherubfish
Pomacanthidae
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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checkerboard wrasse
Labridae
checkerboard wrasse
Labridae
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blackspotted puffer
Tetraodontidae
blackspotted puffer
Tetraodontidae
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dory snapper
Lutjanidae
dory snapper
Lutjanidae
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twospot turkeyfish
Scorpaenidae
twospot turkeyfish
Scorpaenidae
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tripletail wrasse
Labridae
tripletail wrasse
Labridae
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devil firefish
Scorpaenidae
devil firefish
Scorpaenidae
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redbarred hawkfish
Cirrhitidae
redbarred hawkfish
Cirrhitidae
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blue-green Chromis
Pomacentridae
blue-green Chromis
Pomacentridae
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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guppy
Poeciliidae
guppy
Poeciliidae
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molly
Poeciliidae
molly
Poeciliidae
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southern platyfish
Poeciliidae
southern platyfish
Poeciliidae
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freshwater angelfish
Cichlidae
freshwater angelfish
Cichlidae
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Cyprinus rubrofuscus « Koï »
Cyprinidae
Cyprinus rubrofuscus « Koï »
Cyprinidae
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goldfish
Cyprinidae
goldfish
Cyprinidae
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Brichardi cichlid
Cichlidae
Brichardi cichlid
Cichlidae
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Hemigrammus ocellifer
Characidae
Hemigrammus ocellifer
Characidae