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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Hypancistrus zebra
Loricariidae
Hypancistrus zebra
Loricariidae
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spiny butterfly ray
Gymnuridae
spiny butterfly ray
Gymnuridae
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tiger Betta
Osphronemidae
tiger Betta
Osphronemidae
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dwarf botia
Cobitidae
dwarf botia
Cobitidae
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tequila splitfin
Goodeidae
tequila splitfin
Goodeidae
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nkhomo-benga peacock
Cichlidae
nkhomo-benga peacock
Cichlidae
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whitespotted eagle ray
Myliobatidae
whitespotted eagle ray
Myliobatidae
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Betta persephone
Osphronemidae
Betta persephone
Osphronemidae
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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Pristis microdon
pristidae
Pristis microdon
pristidae
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scalloped hammerhead
Carcharhinidae
scalloped hammerhead
Carcharhinidae
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Epinephelus tukula
Serranidae
Epinephelus tukula
Serranidae
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yellow edged moray
Muraenidae
yellow edged moray
Muraenidae
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roughtail stingray
Dasyatidae
roughtail stingray
Dasyatidae
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atlantic goliath grouper
Serranidae
atlantic goliath grouper
Serranidae
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whitespotted eagle ray
Myliobatidae
whitespotted eagle ray
Myliobatidae
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Alopias pelagicus
alopiidae
Alopias pelagicus
alopiidae
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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bujurqui
Cichlidae
bujurqui
Cichlidae
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Apistogramma bitaeniata
Cichlidae
Apistogramma bitaeniata
Cichlidae
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Hyphessobrycon heterorhabdus
Characidae
Hyphessobrycon heterorhabdus
Characidae
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lemon tetra
Characidae
lemon tetra
Characidae
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spotted hatchetfish
Gasteropelecidae
spotted hatchetfish
Gasteropelecidae
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Nannostomus digrammus
Lebiasinidae
Nannostomus digrammus
Lebiasinidae
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false corydoras blochi
Callichthyidae
false corydoras blochi
Callichthyidae
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Apistogramma wapisana
Cichlidae
Apistogramma wapisana
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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siberian sturgeon
Acipenseridae
siberian sturgeon
Acipenseridae
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sturgeon
Acipenseridae
sturgeon
Acipenseridae
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Gobio occitaniae
Gobionidae
Gobio occitaniae
Gobionidae
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bleak
Leuciscidae
bleak
Leuciscidae
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asp
Cyprinidae
asp
Cyprinidae
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eurasian minnow
Leuciscidae
eurasian minnow
Leuciscidae
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rhône streber
Percidae
rhône streber
Percidae
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european pilchard
Clupeidae
european pilchard
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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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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blacktailed wrasse
Labridae
blacktailed wrasse
Labridae
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picarel
Sparidae
picarel
Sparidae
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mediterranean rainbow wrasse
Labridae
mediterranean rainbow wrasse
Labridae
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blue runner
Carangidae
blue runner
Carangidae
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pelagic stingray
Dasyatidae
pelagic stingray
Dasyatidae
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two-spotted clingfish
Gobiesocidae
two-spotted clingfish
Gobiesocidae
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atlantic chub mackerel
Scombridae
atlantic chub mackerel
Scombridae
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sailfin dragonet
Callionymidae
sailfin dragonet
Callionymidae
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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red scorpionfish
Scorpaenidae
red scorpionfish
Scorpaenidae
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long-snouted seahorse
Syngnathidae
long-snouted seahorse
Syngnathidae
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Echiichthys vipera
Trachinidae
Echiichthys vipera
Trachinidae
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brown wrasse
Labridae
brown wrasse
Labridae
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ringneck blenny
Blenniidae
ringneck blenny
Blenniidae
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redlip blenny
Blenniidae
redlip blenny
Blenniidae
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dover sole
Soleidae
dover sole
Soleidae
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pompano
Carangidae
pompano
Carangidae
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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lookdown
Carangidae
lookdown
Carangidae
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sergeant major
Pomacentridae
sergeant major
Pomacentridae
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crevalle jack
Carangidae
crevalle jack
Carangidae
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longspine squirrelfish
Holocentridae
longspine squirrelfish
Holocentridae
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red porgy
Sparidae
red porgy
Sparidae
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ringneck blenny
Blenniidae
ringneck blenny
Blenniidae
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Lactophrys triqueter
Ostraciidae
Lactophrys triqueter
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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Coral Hawkfish
Cirrhitidae
Coral Hawkfish
Cirrhitidae
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brown-and-white butterflyfish
Chaetodontidae
brown-and-white butterflyfish
Chaetodontidae
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spotted unicornfish
Acanthuridae
spotted unicornfish
Acanthuridae
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blacktail snapper
Lutjanidae
blacktail snapper
Lutjanidae
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Mirolabrichthys evansi
Anthiadidae
Mirolabrichthys evansi
Anthiadidae
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skunk striped anemonefish
Pomacentridae
skunk striped anemonefish
Pomacentridae
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schooling bannerfish
Chaetodontidae
schooling bannerfish
Chaetodontidae
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stout chromis
Pomacentridae
stout 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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rainbow cichlid
Cichlidae
rainbow cichlid
Cichlidae
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goldfish
Cyprinidae
goldfish
Cyprinidae
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Paracheirodon innesi
Characidae
Paracheirodon innesi
Characidae
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Trichogaster lalius
Osphronemidae
Trichogaster lalius
Osphronemidae
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southern platyfish
Poeciliidae
southern platyfish
Poeciliidae
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suckermouth catfish
Loricariidae
suckermouth catfish
Loricariidae
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Cyprinus rubrofuscus « Koï »
Cyprinidae
Cyprinus rubrofuscus « Koï »
Cyprinidae
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green swordtail
Poeciliidae
green swordtail
Poeciliidae