All aquarium species: F
All species whose common name starts with F, in alphabetical order. Each card links to its care guide.
130 species and 1 variety
Fahaka puffer
Tetraodon lineatus
Freshwater17.7 in (45 cm) · 119 gal (450 L)75–82°F (24–28°C)
Fairy cory
Hoplisoma atropersonatum
Freshwater2 in (5 cm) · 16 gal (60 L)70–81°F (21–27°C)
Fairy dwarf cichlid
Biotoecus opercularis
Freshwater1.6 in (4 cm) · 20 gal (75 L)77–86°F (25–30°C)
Falcicula cichlid
Neolamprologus falcicula
Freshwater3.1 in (8 cm) · 42 gal (160 L)75–81°F (24–27°C)
Falco hawkfish
Cirrhitichthys falco
Saltwater2.8 in (7 cm) · 29 gal (110 L)72–79°F (22–26°C)
Fallax killifish
Fundulopanchax fallax
Freshwater3.5 in (9 cm) · 14 gal (54 L)68–77°F (20–25°C)
False bandit cory
Hoplisoma melini
Freshwater2 in (5 cm) · 16 gal (60 L)72–79°F (22–26°C)
False blochi cory
Brochis delphax
Freshwater2.4 in (6 cm) · 20 gal (75 L)72–79°F (22–26°C)
False chocolate gourami
Parasphaerichthys lineatus
Freshwater1 in (2.5 cm) · 11 gal (40 L)68–79°F (20–26°C)
False eight-banded barb
Eirmotus octozona
Freshwater1.6 in (4 cm) · 14 gal (54 L)73–81°F (23–27°C)False hemiodus
Argonectes longiceps
Freshwater11.8 in (30 cm) · 159 gal (600 L)75–84°F (24–29°C)
False network catfish
Brochis sodalis
Freshwater2.2 in (5.5 cm) · 16 gal (60 L)72–79°F (22–26°C)
False personifer angelfish
Chaetodontoplus meredithi
Saltwater11.8 in (30 cm) · 180 gal (680 L)72–79°F (22–26°C)
False rummynose tetra
Petitella georgiae
Freshwater2 in (5 cm) · 29 gal (110 L)72–79°F (22–26°C)
Falx betta
Betta falx
Freshwater2 in (5 cm) · 16 gal (60 L)73–81°F (23–27°C)
Fancy antler snail
Clithon sowerianum
FreshwaterBrackish0.8 in (2 cm) · 5 gal (19 L)72–82°F (22–28°C)
Fang's hillstream loach
Pseudogastromyzon fangi
Freshwater3.9 in (10 cm) · 25 gal (95 L)64–75°F (18–24°C)
Fanning characin
Pyrrhulina rachoviana
Freshwater2 in (5 cm) · 16 gal (60 L)68–79°F (20–26°C)
Fasin rainbowfish
Melanotaenia fasinensis
Freshwater5.4 in (13.8 cm) · 53 gal (200 L)75–84°F (24–29°C)
Fat oscar
Astronotus crassipinnis
Freshwater11.4 in (29 cm) · 132 gal (500 L)73–82°F (23–28°C)
Fathead minnow
Pimephales promelas
Freshwater3 in (7.5 cm) · 20 gal (75 L)50–72°F (10–22°C)
Featherfin cichlid
Cyathopharynx furcifer
Freshwater7.9 in (20 cm) · 119 gal (450 L)75–81°F (24–27°C)
Featherfin squeaker
Synodontis eupterus
Freshwater7.9 in (20 cm) · 45 gal (170 L)72–81°F (22–27°C)
Fenestratus hap
Protomelas fenestratus
Freshwater5.5 in (14 cm) · 53 gal (200 L)75–82°F (24–28°C)Ferox betta
Betta ferox
Freshwater2.5 in (6.3 cm) · 21 gal (80 L)73–79°F (23–26°C)
Festive sharkminnow barb
Labiobarbus festivus
Freshwater7.9 in (20 cm) · 66 gal (250 L)73–82°F (23–28°C)
Fiddler crab
Minuca minax
Brackish1.6 in (4 cm) · 10 gal (38 L)75–82°F (24–28°C)
Fiery baril
Opsarius ardens
Freshwater4.1 in (10.5 cm) · 42 gal (160 L)68–79°F (20–26°C)
Fighting conch
Strombus alatus
Saltwater3.1 in (8 cm) · 20 gal (75 L)75–81°F (24–27°C)
Fighting gaucho
Cynopoecilus melanotaenia
Freshwater1.8 in (4.5 cm) · 5 gal (20 L)64–75°F (18–24°C)
Figure eight puffer
Tetraodon biocellatus
FreshwaterBrackish3.1 in (8 cm) · 20 gal (75 L)72–79°F (22–26°C)
Fiji blue devil damsel
Chrysiptera taupou
Saltwater3.1 in (8 cm) · 29 gal (110 L)75–81°F (24–27°C)
Filament barb
Dawkinsia filamentosa
Freshwater5.1 in (13 cm) · 53 gal (200 L)68–77°F (20–25°C)
Filament moth catfish
Hara filamentosa
Freshwater2.4 in (6 cm) · 14 gal (54 L)68–79°F (20–26°C)
Filament squeaker
Synodontis filamentosus
Freshwater11.8 in (30 cm) · 106 gal (400 L)73–81°F (23–27°C)
Filament tetra
Hemigrammus filamentosus
Freshwater1.7 in (4.3 cm) · 20 gal (75 L)75–82°F (24–28°C)
Filamentous lampeye
Poropanchax luxophthalmus
Freshwater1.6 in (4 cm) · 14 gal (54 L)72–79°F (22–26°C)
Filter-feeding cichlid
Chaetobranchopsis orbicularis
Freshwater5.9 in (15 cm) · 79 gal (300 L)75–82°F (24–28°C)Fine-spotted eartheater
Satanoperca mapiritensis
Freshwater6.7 in (17 cm) · 106 gal (400 L)77–84°F (25–29°C)
Finescale cyprichromis
Cyprichromis microlepidotus
Freshwater4.3 in (11 cm) · 79 gal (300 L)75–81°F (24–27°C)
Finespot hillstream loach
Sewellia analis
Freshwater2.4 in (6 cm) · 24 gal (90 L)68–75°F (20–24°C)
Finger leather
Sinularia
Saltwater9.8 in (25 cm) · 20 gal (75 L)75–81°F (24–27°C)
Fire bar danio
Devario maetaengensis
Freshwater2.4 in (6 cm) · 20 gal (75 L)64–77°F (18–25°C)
Fire eel
Mastacembelus erythrotaenia
Freshwater39.4 in (100 cm) · 132 gal (500 L)75–82°F (24–28°C)
Fire halfbeak
Hemirhamphodon kapuasensis
Freshwater2.4 in (6 cm) · 14 gal (54 L)73–81°F (23–27°C)
Fire shrimp
Lysmata debelius
Saltwater2.4 in (6 cm) · 20 gal (75 L)72–79°F (22–26°C)
Fire urchin
Asthenosoma varium
Saltwater9.8 in (25 cm) · 201 gal (760 L)72–81°F (22–27°C)
Fire-eyed loach
Barbucca diabolica
Freshwater1.2 in (3 cm) · 11 gal (40 L)72–79°F (22–26°C)
Fire-tail dwarf cichlid
Apistogramma eremnopyge
Freshwater1.8 in (4.5 cm) · 16 gal (60 L)73–81°F (23–27°C)
Fireback zebra
Maylandia pyrsonotos
Freshwater4.3 in (11 cm) · 53 gal (200 L)75–82°F (24–28°C)
Firefish
Nemateleotris magnifica
Saltwater3.5 in (9 cm) · 20 gal (75 L)72–81°F (22–27°C)
Firemouth cichlid
Thorichthys meeki
Freshwater5.9 in (15 cm) · 30 gal (115 L)73–82°F (23–28°C)
Firewood catfish
Sorubimichthys planiceps
Freshwater59.1 in (150 cm) · 793 gal (3,000 L)72–82°F (22–28°C)
Fisher's angelfish
Centropyge fisheri
Saltwater2.8 in (7 cm) · 53 gal (200 L)75–81°F (24–27°C)
Five spot cichlid
Thysochromis ansorgii
Freshwater4.1 in (10.5 cm) · 53 gal (200 L)73–81°F (23–27°C)
Five-banded barb
Desmopuntius pentazona
Freshwater2 in (5 cm) · 20 gal (75 L)73–81°F (23–27°C)
Five-bar cichlid
Neolamprologus tretocephalus
Freshwater5.9 in (15 cm) · 53 gal (200 L)73–81°F (23–27°C)
Fiveband tiger barb
Puntigrus partipentazona
Freshwater2.2 in (5.5 cm) · 29 gal (110 L)73–81°F (23–27°C)
Fiveline bonylip barb
Osteochilus pentalineatus
Freshwater2.2 in (5.6 cm) · 53 gal (200 L)73–82°F (23–28°C)
Flag cichlid
Mesonauta festivus
Freshwater5.9 in (15 cm) · 37 gal (140 L)75–82°F (24–28°C)
Flag tetra
Hyphessobrycon heterorhabdus
Freshwater1.4 in (3.5 cm) · 16 gal (60 L)70–81°F (21–27°C)
Flagfin angelfish
Apolemichthys trimaculatus
Saltwater10.2 in (26 cm) · 100 gal (380 L)73–81°F (23–27°C)
Flagtail catfish
Dianema urostriatum
Freshwater4.9 in (12.5 cm) · 40 gal (150 L)77–82°F (25–28°C)
Flagtail prochilodus
Semaprochilodus taeniurus
Freshwater11.8 in (30 cm) · 159 gal (600 L)73–82°F (23–28°C)
Flame angelfish
Centropyge loriculus
Saltwater3.9 in (10 cm) · 50 gal (190 L)72–79°F (22–26°C)
Flame callochromis
Callochromis pleurospilus
Freshwater3.9 in (10 cm) · 66 gal (250 L)75–81°F (24–27°C)
Flame cardinalfish
Apogon maculatus
Saltwater4.3 in (11 cm) · 30 gal (114 L)72–79°F (22–26°C)
Flame fairy wrasse
Cirrhilabrus jordani
Saltwater3.9 in (10 cm) · 90 gal (340 L)72–79°F (22–26°C)
Flame hawkfish
Neocirrhites armatus
Saltwater3.5 in (9 cm) · 29 gal (110 L)72–79°F (22–26°C)
Flame jewel badis
Dario kajal
Freshwater0.8 in (2 cm) · 5 gal (20 L)64–79°F (18–26°C)
Flame scallop
Ctenoides scaber
Saltwater3.5 in (9 cm) · 30 gal (115 L)75–81°F (24–27°C)
Flame tetra
Hyphessobrycon flammeus
Freshwater1 in (2.5 cm) · 10 gal (38 L)68–79°F (20–26°C)
Flameback bleeding heart tetra
Hyphessobrycon pyrrhonotus
Freshwater2.1 in (5.4 cm) · 20 gal (75 L)75–82°F (24–28°C)
Flameback cichlid
Pundamilia nyererei
Freshwater3.5 in (9 cm) · 42 gal (160 L)73–81°F (23–27°C)
Flametail blenny
Enchelyurus flavipes
Saltwater3 in (7.5 cm) · 29 gal (110 L)72–79°F (22–26°C)
Flaming arrow goby
Sicyopus zosterophorus
Freshwater1.8 in (4.5 cm) · 14 gal (54 L)73–81°F (23–27°C)
Flash pleco (L204)
Panaqolus albivermis
Freshwater5.1 in (13 cm) · 40 gal (150 L)77–84°F (25–29°C)
Flat flyer pleco
Pseudolithoxus anthrax
Freshwater5.5 in (14 cm) · 53 gal (200 L)79–86°F (26–30°C)
Flathead loach
Nemacheilus platiceps
Freshwater2.9 in (7.3 cm) · 24 gal (90 L)72–81°F (22–27°C)
Flexible finger leather coral
Sinularia flexibilis
Saltwater11.8 in (30 cm) · 40 gal (150 L)75–81°F (24–27°C)
Florida ricordea
Ricordea florida
Saltwater3.1 in (8 cm) · 11 gal (40 L)75–81°F (24–27°C)
Flower tree coral
Scleronephthya
Saltwater5.9 in (15 cm) · 20 gal (75 L)75–81°F (24–27°C)
Flower urchin
Toxopneustes pileolus
Saltwater5.9 in (15 cm) · 100 gal (380 L)72–82°F (22–28°C)
Flowerhorn cichlid
Amphilophus hybrid
Freshwater15.7 in (40 cm) · 90 gal (340 L)77–88°F (25–31°C)1 variety
Flowerpot coral
Goniopora
Saltwater9.8 in (25 cm) · 11 gal (40 L)75–81°F (24–27°C)
Flying fox
Epalzeorhynchos kalopterum
Freshwater6.3 in (16 cm) · 37 gal (140 L)68–79°F (20–26°C)
Foa's featherfin
Cyathopharynx foai
Freshwater7.9 in (20 cm) · 119 gal (450 L)75–81°F (24–27°C)
Foersch's barb
Desmopuntius foerschi
Freshwater3.1 in (8 cm) · 29 gal (110 L)73–82°F (23–28°C)
Foersch's betta
Betta foerschi
Freshwater2 in (5 cm) · 16 gal (60 L)73–81°F (23–27°C)
Foersch's notho
Nothobranchius foerschi
Freshwater2.2 in (5.5 cm) · 11 gal (40 L)72–79°F (22–26°C)
Fog talking catfish
Rhinodoras boehlkei
Freshwater6.7 in (17 cm) · 79 gal (300 L)73–82°F (23–28°C)
Forest halfbeak
Hemirhamphodon pogonognathus
Freshwater3.5 in (9 cm) · 34 gal (130 L)75–82°F (24–28°C)
Forest snakehead
Channa lucius
Freshwater15.7 in (40 cm) · 70 gal (265 L)68–86°F (20–30°C)
Fork-tailed loach
Vaillantella maassi
Freshwater4.7 in (12 cm) · 46 gal (175 L)73–84°F (23–29°C)
Forktail blue-eye
Pseudomugil furcatus
Freshwater2.2 in (5.5 cm) · 22 gal (85 L)75–82°F (24–28°C)
Forktail fang blenny
Meiacanthus atrodorsalis
Saltwater4.3 in (11 cm) · 30 gal (114 L)72–79°F (22–26°C)
Forktail spiny loach
Lepidocephalichthys furcatus
Freshwater2.4 in (6 cm) · 20 gal (75 L)73–82°F (23–28°C)
Four-line pimelodus
Pimelodus albofasciatus
Freshwater11.8 in (30 cm) · 106 gal (400 L)73–82°F (23–28°C)
Four-spot headstander
Pseudanos varii
Freshwater8.3 in (21 cm) · 79 gal (300 L)72–81°F (22–27°C)
Four-spot otopharynx
Otopharynx tetrastigma
Freshwater6.3 in (16 cm) · 79 gal (300 L)75–81°F (24–27°C)
Four-stripe damsel
Dascyllus melanurus
Saltwater3.1 in (8 cm) · 29 gal (110 L)75–81°F (24–27°C)
Fourline wrasse
Pseudocheilinus tetrataenia
Saltwater3 in (7.5 cm) · 30 gal (114 L)72–79°F (22–26°C)
Fourspine lamprologus
Neolamprologus tetracanthus
Freshwater7.9 in (20 cm) · 79 gal (300 L)75–81°F (24–27°C)
Fourspot hemiodus
Hemiodus quadrimaculatus
Freshwater6.3 in (16 cm) · 106 gal (400 L)75–82°F (24–28°C)
Fourspotted toothcarp
Phallichthys quadripunctatus
Freshwater1.4 in (3.5 cm) · 11 gal (40 L)68–86°F (20–30°C)
Fowler's cory
Corydoras fowleri
Freshwater2.8 in (7 cm) · 26 gal (100 L)72–79°F (22–26°C)
Fowler's hemiodus
Bivibranchia fowleri
Freshwater7.5 in (19 cm) · 106 gal (400 L)75–84°F (24–29°C)
Foxface rabbitfish
Siganus vulpinus
Saltwater9.4 in (24 cm) · 75 gal (285 L)72–79°F (22–26°C)
Frail gourami
Ctenops nobilis
Freshwater3.9 in (10 cm) · 24 gal (90 L)68–79°F (20–26°C)
Freckled hawkfish
Paracirrhites forsteri
Saltwater8.7 in (22 cm) · 70 gal (265 L)73–81°F (23–27°C)
Freckled lizard loach
Formosania stigmata
Freshwater3.9 in (10 cm) · 25 gal (95 L)61–75°F (16–24°C)
Freckled rheoheros
Rheoheros lentiginosus
Freshwater9.8 in (25 cm) · 106 gal (400 L)75–84°F (24–29°C)
Frecklefin spiny eel
Macrognathus maculatus
Freshwater11 in (28 cm) · 66 gal (250 L)73–82°F (23–28°C)
French angelfish
Pomacanthus paru
Saltwater16.1 in (41 cm) · 201 gal (760 L)72–81°F (22–27°C)
Freshwater blenny
Salaria fluviatilis
Freshwater5.9 in (15 cm) · 25 gal (95 L)54–68°F (12–20°C)
Freshwater bumblebee goby
Brachygobius aggregatus
Freshwater1.6 in (4 cm) · 11 gal (40 L)75–82°F (24–28°C)
Freshwater moray eel
Gymnothorax polyuranodon
FreshwaterBrackish35.4 in (90 cm) · 159 gal (600 L)73–82°F (23–28°C)
Freshwater needlefish
Xenentodon cancila
Freshwater13.8 in (35 cm) · 85 gal (320 L)66–86°F (19–30°C)
Freshwater pipefish
Doryichthys martensii
Freshwater5.9 in (15 cm) · 32 gal (120 L)75–82°F (24–28°C)
Freshwater sole
Brachirus panoides
Freshwater7.9 in (20 cm) · 55 gal (208 L)73–82°F (23–28°C)
Froehlich's cory
Hoplisoma froehlichi
Freshwater2.4 in (6 cm) · 20 gal (75 L)72–79°F (22–26°C)
Frogspawn coral
Fimbriaphyllia divisa
Saltwater7.9 in (20 cm) · 20 gal (75 L)75–81°F (24–27°C)
Fromia star
Fromia milleporella
Saltwater5.9 in (15 cm) · 40 gal (150 L)75–81°F (24–27°C)
Frontosa cichlid
Cyphotilapia frontosa
Freshwater12.6 in (32 cm) · 227 gal (860 L)73–81°F (23–27°C)
Fu Manchu lionfish
Dendrochirus biocellatus
Saltwater5.1 in (13 cm) · 29 gal (110 L)75–81°F (24–27°C)
Fuelleborn's cichlid
Labeotropheus fuelleborni
Freshwater7.1 in (18 cm) · 46 gal (175 L)75–82°F (24–28°C)
Fuller's cory
Corydoras fulleri
Freshwater2.6 in (6.5 cm) · 20 gal (75 L)73–81°F (23–27°C)
Fusco hap
Nimbochromis fuscotaeniatus
Freshwater9.8 in (25 cm) · 74 gal (280 L)75–82°F (24–28°C)
Fuscotaeniatus nothobranch
Nothobranchius fuscotaeniatus
Freshwater1.6 in (4 cm) · 11 gal (40 L)72–79°F (22–26°C)
Fuzzy dwarf lionfish
Dendrochirus brachypterus
Saltwater7.1 in (18 cm) · 50 gal (190 L)72–79°F (22–26°C)
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