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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spinetail devil ray
Mobulidae
spinetail devil ray
Mobulidae
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Pangasianodon hypophthalmus
pangasiidae
Pangasianodon hypophthalmus
pangasiidae
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Nothobranchius korthausae
Cyprinodontidae
Nothobranchius korthausae
Cyprinodontidae
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redtail notho
Cyprinodontidae
redtail notho
Cyprinodontidae
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Alestopetersius nigropterus
Alestidae
Alestopetersius nigropterus
Alestidae
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Betta rubra
Osphronemidae
Betta rubra
Osphronemidae
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carachamita
Loricariidae
carachamita
Loricariidae
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Pristis microdon
pristidae
Pristis microdon
pristidae
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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shortfin mako
Lamnidae
shortfin mako
Lamnidae
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roughtail stingray
Dasyatidae
roughtail stingray
Dasyatidae
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scalloped hammerhead
Carcharhinidae
scalloped hammerhead
Carcharhinidae
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coelacanth
Latimeriidae
coelacanth
Latimeriidae
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atlantic cod
Gadidae
atlantic cod
Gadidae
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common dolphinfish
Coryphaenidae
common dolphinfish
Coryphaenidae
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Malabar grouper
Serranidae
Malabar grouper
Serranidae
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oceanic manta ray
Mobulidae
oceanic manta ray
Mobulidae
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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False rummynose tetra
Characidae
False rummynose tetra
Characidae
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Dicrossus filamentosus
Cichlidae
Dicrossus filamentosus
Cichlidae
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Hyphessobrycon clavatus
Characidae
Hyphessobrycon clavatus
Characidae
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Boulengerella maculata
Ctenoluciidae
Boulengerella maculata
Ctenoluciidae
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Phractocephalus hemioliopterus
Pimelodidae
Phractocephalus hemioliopterus
Pimelodidae
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Corydoras ambiacus
Callichthyidae
Corydoras ambiacus
Callichthyidae
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Leporinus maculatus
Anostomidae
Leporinus maculatus
Anostomidae
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Geophagus dicrozoster
Cichlidae
Geophagus dicrozoster
Cichlidae
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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mediterranean barbel
Cyprinidae
mediterranean barbel
Cyprinidae
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mediterranean killifish
Cyprinodontidae
mediterranean killifish
Cyprinodontidae
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roach
Leuciscidae
roach
Leuciscidae
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Salaria fluviatilis
Blenniidae
Salaria fluviatilis
Blenniidae
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freshwater bream
Leuciscidae
freshwater bream
Leuciscidae
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spined loach
Cobitidae
spined loach
Cobitidae
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european eel
Anguillidae
european eel
Anguillidae
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stone loach
Nemacheilidae
stone loach
Nemacheilidae
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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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
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Calcinus laevimanus
Diogenidae
Calcinus laevimanus
Diogenidae
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Pacifastacus leniusculus
Astacidae
Pacifastacus leniusculus
Astacidae
The mollusks
From snails to squids, there are now 50,000 recorded
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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
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Clithon diadema
Neritidae
Clithon diadema
Neritidae
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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ringneck blenny
Blenniidae
ringneck blenny
Blenniidae
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garpike
Belonidae
garpike
Belonidae
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bermuda sea chub
Kyphosidae
bermuda sea chub
Kyphosidae
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pelagic stingray
Dasyatidae
pelagic stingray
Dasyatidae
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spotted seabass
Moronidae
spotted seabass
Moronidae
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pilotfish
Carangidae
pilotfish
Carangidae
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gilthead seabream
Sparidae
gilthead seabream
Sparidae
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zebra seabream
Sparidae
zebra seabream
Sparidae
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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pompano
Carangidae
pompano
Carangidae
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karanteen
Sparidae
karanteen
Sparidae
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black sea silverside
Atherinidae
black sea silverside
Atherinidae
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tropical two-wing flyingfish
Exocoetidae
tropical two-wing flyingfish
Exocoetidae
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sharpsnout seabream
Sparidae
sharpsnout seabream
Sparidae
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comber
Serranidae
comber
Serranidae
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wide-eyed flounder
Bothidae
wide-eyed flounder
Bothidae
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black seabream
Sparidae
black seabream
Sparidae
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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lookdown
Carangidae
lookdown
Carangidae
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porkfish
Haemulidae
porkfish
Haemulidae
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longsnout seahorse
Syngnathidae
longsnout seahorse
Syngnathidae
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spanish hogfish
Labridae
spanish hogfish
Labridae
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grey triggerfish
Balistidae
grey triggerfish
Balistidae
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longfin damselfish
Pomacentridae
longfin damselfish
Pomacentridae
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five-band surgeonfish
Acanthuridae
five-band surgeonfish
Acanthuridae
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honeycomb cowfish
Ostraciidae
honeycomb cowfish
Ostraciidae
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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long-spine porcupinefish
Diodontidae
long-spine porcupinefish
Diodontidae
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schooling bannerfish
Chaetodontidae
schooling bannerfish
Chaetodontidae
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blackburn's butterflyfish
Chaetodontidae
blackburn's butterflyfish
Chaetodontidae
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striated surgeonfish
Acanthuridae
striated surgeonfish
Acanthuridae
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blackfin dartfish
Gobiidae
blackfin dartfish
Gobiidae
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bennett's sharpnose puffer
Tetraodontidae
bennett's sharpnose puffer
Tetraodontidae
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humpback red snapper
Lutjanidae
humpback red snapper
Lutjanidae
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yellow teardrop butterflyfish
Chaetodontidae
yellow teardrop butterflyfish
Chaetodontidae
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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Pangio kuhlii
Cobitidae
Pangio kuhlii
Cobitidae
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Siamese fighting fish
Osphronemidae
Siamese fighting fish
Osphronemidae
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goldfish
Cyprinidae
goldfish
Cyprinidae
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Paracheirodon axelrodi
Characidae
Paracheirodon axelrodi
Characidae
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suckermouth catfish
Loricariidae
suckermouth catfish
Loricariidae
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zebra danio
Danionidae
zebra danio
Danionidae
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blue discus
Cichlidae
blue discus
Cichlidae
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rainbow cichlid
Cichlidae
rainbow cichlid
Cichlidae