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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aruli barb
Cyprinidae
aruli barb
Cyprinidae
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Sahyadria denisonii
Cyprinidae
Sahyadria denisonii
Cyprinidae
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Betta rubra
Osphronemidae
Betta rubra
Osphronemidae
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maingano cichlid
Cichlidae
maingano cichlid
Cichlidae
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mini dragon loach
Nemacheilidae
mini dragon loach
Nemacheilidae
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Nanochromis transvestitus
Cichlidae
Nanochromis transvestitus
Cichlidae
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Brevibora dorsiocellata
Danionidae
Brevibora dorsiocellata
Danionidae
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siberian sturgeon
Acipenseridae
siberian sturgeon
Acipenseridae
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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giant grouper
Epinephelidae
giant grouper
Epinephelidae
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common dolphinfish
Coryphaenidae
common dolphinfish
Coryphaenidae
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sailfish
Istiophoridae
sailfish
Istiophoridae
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bull shark
Carcharhinidae
bull shark
Carcharhinidae
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brown stingray
Dasyatidae
brown stingray
Dasyatidae
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atlantic goliath grouper
Serranidae
atlantic goliath grouper
Serranidae
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green moray
Muraenidae
green moray
Muraenidae
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reef manta ray
Mobulidae
reef 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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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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red piranha
Serrasalmidae
red piranha
Serrasalmidae
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Corydoras paleatus
Callichthyidae
Corydoras paleatus
Callichthyidae
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Boulengerella maculata
Ctenoluciidae
Boulengerella maculata
Ctenoluciidae
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bushymouth catfish
Loricariidae
bushymouth catfish
Loricariidae
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schwartz’s catfish
Callichthyidae
schwartz’s catfish
Callichthyidae
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january tetra
Characidae
january tetra
Characidae
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Prionobrama filigera
Characidae
Prionobrama filigera
Characidae
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Corydoras similis
Callichthyidae
Corydoras similis
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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dace
Cyprinidae
dace
Cyprinidae
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Salaria fluviatilis
Blenniidae
Salaria fluviatilis
Blenniidae
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mediterranean barbel
Cyprinidae
mediterranean barbel
Cyprinidae
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mediterranean killifish
Cyprinodontidae
mediterranean killifish
Cyprinodontidae
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sturgeon
Acipenseridae
sturgeon
Acipenseridae
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bleak
Leuciscidae
bleak
Leuciscidae
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atlantic salmon
Salmonidae
atlantic salmon
Salmonidae
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northern pike
Esocidae
northern pike
Esocidae
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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bermuda sea chub
Kyphosidae
bermuda sea chub
Kyphosidae
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striped red mullet
Mullidae
striped red mullet
Mullidae
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atlantic lizardfish
Synodontidae
atlantic lizardfish
Synodontidae
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pilotfish
Carangidae
pilotfish
Carangidae
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picarel
Sparidae
picarel
Sparidae
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red scorpionfish
Scorpaenidae
red scorpionfish
Scorpaenidae
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brown comber
Serranidae
brown comber
Serranidae
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red mullet
Mullidae
red mullet
Mullidae
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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ringneck blenny
Blenniidae
ringneck blenny
Blenniidae
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cuckoo wrasse
Labridae
cuckoo wrasse
Labridae
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axillary wrasse
Labridae
axillary wrasse
Labridae
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zebra seabream
Sparidae
zebra seabream
Sparidae
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short-snouted seahorse
Syngnathidae
short-snouted seahorse
Syngnathidae
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madeira rockfish
Scorpaenidae
madeira rockfish
Scorpaenidae
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brown meagre
Sciaenidae
brown meagre
Sciaenidae
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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foureye butterflyfish
Chaetodontidae
foureye butterflyfish
Chaetodontidae
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ringneck blenny
Blenniidae
ringneck blenny
Blenniidae
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yellowhead jawfish
Opistognathidae
yellowhead jawfish
Opistognathidae
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pelagic stingray
Dasyatidae
pelagic stingray
Dasyatidae
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sheepshead
Sparidae
sheepshead
Sparidae
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longspine squirrelfish
Holocentridae
longspine squirrelfish
Holocentridae
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red porgy
Sparidae
red porgy
Sparidae
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long-spine porcupinefish
Diodontidae
long-spine porcupinefish
Diodontidae
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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tripletail wrasse
Labridae
tripletail wrasse
Labridae
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boomerang triggerfish
Balistidae
boomerang triggerfish
Balistidae
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elegant unicornfish
Acanthuridae
elegant unicornfish
Acanthuridae
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urchin clingfish
Gobiesocidae
urchin clingfish
Gobiesocidae
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blackburn's butterflyfish
Chaetodontidae
blackburn's butterflyfish
Chaetodontidae
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three-spot Dascyllus
Pomacentridae
three-spot Dascyllus
Pomacentridae
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longhorn cowfish
Ostraciidae
longhorn cowfish
Ostraciidae
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blue-lined wrasse
Labridae
blue-lined wrasse
Labridae
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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Brichardi cichlid
Cichlidae
Brichardi cichlid
Cichlidae
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celestial pearl danio
Danionidae
celestial pearl danio
Danionidae
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Paracheirodon innesi
Characidae
Paracheirodon innesi
Characidae
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harlequin rasbora
Danionidae
harlequin rasbora
Danionidae
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rainbow cichlid
Cichlidae
rainbow cichlid
Cichlidae
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Trichogaster lalius
Osphronemidae
Trichogaster lalius
Osphronemidae
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Paracheirodon axelrodi
Characidae
Paracheirodon axelrodi
Characidae
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blue discus
Cichlidae
blue discus
Cichlidae