All aquarium species: N
All species whose common name starts with N, in alphabetical order. Each card links to its care guide.
58 species and 14 varieties
Nagy's licorice gourami
Parosphromenus nagyi
Freshwater1.4 in (3.5 cm) · 5 gal (20 L)72–81°F (22–27°C)
Nain dwarf cory
Gastrodermus nanus
Freshwater1.8 in (4.5 cm) · 16 gal (60 L)72–79°F (22–26°C)
Nambiquara royal tetra
Inpaichthys nambiquara
Freshwater1.3 in (3.4 cm) · 14 gal (54 L)73–81°F (23–27°C)
Nan River loach
Hemimyzon nanensis
Freshwater2.8 in (7 cm) · 24 gal (90 L)64–75°F (18–24°C)
Nano cory
Gastrodermus gracilis
Freshwater1.4 in (3.5 cm) · 12 gal (45 L)72–79°F (22–26°C)
Napo cory
Gastrodermus napoensis
Freshwater2 in (5 cm) · 16 gal (60 L)72–79°F (22–26°C)
Napo tetra
Moenkhausia naponis
Freshwater2.6 in (6.5 cm) · 20 gal (75 L)73–81°F (23–27°C)
Narayan barb
Pethia narayani
Freshwater1.8 in (4.5 cm) · 14 gal (54 L)68–77°F (20–25°C)
Narrow hatchetfish
Triportheus angulatus
Freshwater9.8 in (25 cm) · 79 gal (300 L)73–82°F (23–28°C)
Narrow-fronted tandan
Neosilurus ater
Freshwater17.7 in (45 cm) · 119 gal (450 L)70–82°F (21–28°C)
Narrowstripe pipefish
Doryrhamphus bicarinatus
Saltwater3.1 in (8 cm) · 30 gal (114 L)72–79°F (22–26°C)
Naso tang
Naso lituratus
Saltwater17.7 in (45 cm) · 180 gal (680 L)73–82°F (23–28°C)
Nassarius snail
Nassarius sp.
Saltwater1 in (2.5 cm) · 11 gal (40 L)72–79°F (22–26°C)
Nasuta featherfin
Ophthalmotilapia nasuta
Freshwater7.1 in (18 cm) · 79 gal (300 L)75–81°F (24–27°C)
Neambi eartheater
Geophagus neambi
Freshwater9.4 in (24 cm) · 119 gal (450 L)77–84°F (25–29°C)
Negodagua tetra
Hyphessobrycon negodagua
Freshwater1.3 in (3.4 cm) · 15 gal (55 L)68–79°F (20–26°C)
Neocaridina shrimp
Neocaridina davidi
Freshwater1.6 in (4 cm) · 5 gal (20 L)59–84°F (15–29°C)11 varieties
Neon damselfish
Pomacentrus coelestis
Saltwater3.5 in (9 cm) · 29 gal (110 L)75–81°F (24–27°C)
Neon dottyback
Pseudochromis aldabraensis
Saltwater3.5 in (9 cm) · 29 gal (110 L)72–79°F (22–26°C)
Neon goby
Elacatinus oceanops
Saltwater2 in (5 cm) · 11 gal (40 L)72–79°F (22–26°C)
Neon golden-stripe shark
Sarcocheilichthys parvus
Freshwater3.5 in (9 cm) · 30 gal (112 L)61–75°F (16–24°C)
Neon rainbowfish
Melanotaenia praecox
Freshwater3.1 in (8 cm) · 29 gal (110 L)73–82°F (23–28°C)
Neon tetra
Paracheirodon innesi
Freshwater1.5 in (3.8 cm) · 11 gal (40 L)70–77°F (21–25°C)3 varieties
New Guinea blue-eye
Pseudomugil novaeguineae
Freshwater1.8 in (4.5 cm) · 15 gal (55 L)79–86°F (26–30°C)
New Guinea rainbowfish
Melanotaenia affinis
Freshwater4.7 in (12 cm) · 30 gal (115 L)68–86°F (20–30°C)
New Guinea tiger perch
Datnioides campbelli
FreshwaterBrackish12.6 in (32 cm) · 159 gal (600 L)75–84°F (24–29°C)
Ngege tilapia
Oreochromis esculentus
Freshwater15.7 in (40 cm) · 119 gal (450 L)73–82°F (23–28°C)
Nguti cichlid
Etia nguti
Freshwater6.3 in (16 cm) · 66 gal (250 L)73–81°F (23–27°C)
Nicaragua cichlid
Hypsophrys nicaraguensis
Freshwater9.8 in (25 cm) · 75 gal (285 L)73–82°F (23–28°C)
Niger Delta bushfish
Ctenopoma nebulosum
Freshwater4.7 in (12 cm) · 42 gal (160 L)73–82°F (23–28°C)
Niger tetra
Arnoldichthys spilopterus
Freshwater3.9 in (10 cm) · 50 gal (190 L)75–81°F (24–27°C)
Niger triggerfish
Odonus niger
Saltwater11.8 in (30 cm) · 180 gal (680 L)72–79°F (22–26°C)
Niger yellow Congo tetra
Alestopetersius smykalai
Freshwater2.8 in (7 cm) · 29 gal (110 L)73–81°F (23–27°C)
Nigerian yellow line tetra
Rhabdalestes septentrionalis
Freshwater2.8 in (7 cm) · 21 gal (80 L)73–82°F (23–28°C)
Night aulonocara
Aulonocara hueseri
Freshwater3.9 in (10 cm) · 63 gal (240 L)75–81°F (24–27°C)
Nigrodorsalis benitochromis
Benitochromis nigrodorsalis
Freshwater3.7 in (9.5 cm) · 42 gal (160 L)73–81°F (23–27°C)
Nigrofasciatus pelmatochromis
Pelmatochromis nigrofasciatus
Freshwater5.5 in (14 cm) · 66 gal (250 L)73–81°F (23–27°C)
Nijssen's cory
Gastrodermus nijsseni
Freshwater1.8 in (4.5 cm) · 16 gal (60 L)72–79°F (22–26°C)
Nile bichir
Polypterus bichir
Freshwater27.6 in (70 cm) · 185 gal (700 L)77–84°F (25–29°C)
Nile bottlenose mormyrid
Mormyrus kannume
Freshwater35.4 in (90 cm) · 185 gal (700 L)75–82°F (24–28°C)
Nilgiri loach
Schistura nilgiriensis
Freshwater2.4 in (6 cm) · 20 gal (75 L)64–75°F (18–24°C)
Ninescale rasbora
Rasbora ennealepis
Freshwater2.2 in (5.5 cm) · 20 gal (75 L)72–81°F (22–27°C)
Ninja shrimp
Caridina serratirostris
Freshwater1.2 in (3 cm) · 5 gal (20 L)73–82°F (23–28°C)
Ninja tatia
Centromochlus musaicus
Freshwater2.4 in (6 cm) · 21 gal (80 L)73–82°F (23–28°C)
Noah's clam
Tridacna noae
Saltwater9.8 in (25 cm) · 40 gal (150 L)75–81°F (24–27°C)
Noboli distichodus
Distichodus noboli
Freshwater7.5 in (19 cm) · 40 gal (150 L)73–82°F (23–28°C)
Nocturnal panaqolus
Panaqolus nocturnus
Freshwater4.7 in (12 cm) · 30 gal (112 L)75–84°F (24–29°C)
Norbert's dwarf cichlid
Apistogramma norberti
Freshwater2 in (5 cm) · 16 gal (60 L)75–82°F (24–28°C)
Norman's lampeye
Poropanchax normani
Freshwater1.6 in (4 cm) · 20 gal (75 L)72–79°F (22–26°C)
Northern blue melanochromis
Melanochromis kaskazini
Freshwater5.1 in (13 cm) · 66 gal (250 L)75–82°F (24–28°C)
Northern longnose cory
Corydoras septentrionalis
Freshwater2.4 in (6 cm) · 20 gal (75 L)75–82°F (24–28°C)
Northern mountain swordtail
Xiphophorus nezahualcoyotl
Freshwater3.5 in (9 cm) · 29 gal (110 L)68–79°F (20–26°C)
Northern studfish
Fundulus catenatus
Freshwater5.9 in (15 cm) · 37 gal (140 L)59–77°F (15–25°C)
Notidanos tetra
Hyphessobrycon notidanos
Freshwater1.4 in (3.5 cm) · 15 gal (55 L)72–81°F (22–27°C)
Nototaenia lampeye
Procatopus nototaenia
Freshwater2.4 in (6 cm) · 20 gal (75 L)72–79°F (22–26°C)
Nsess cichlid
Stomatepia mariae
Freshwater5.5 in (14 cm) · 66 gal (250 L)73–81°F (23–27°C)Nuluhon betta
Betta nuluhon
Freshwater2.5 in (6.3 cm) · 16 gal (60 L)72–79°F (22–26°C)
Nurse tetra
Brachyalestes nurse
Freshwater9.8 in (25 cm) · 106 gal (400 L)73–82°F (23–28°C)
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