All aquarium species: H
All species whose common name starts with H, in alphabetical order. Each card links to its care guide.
83 species and 2 varieties
Haddon's carpet anemone
Stichodactyla haddoni
Saltwater33.5 in (85 cm) · 53 gal (200 L)75–81°F (24–27°C)
Hairy claw boxer crab
Ptychognathus insolitus
FreshwaterBrackish0.4 in (1 cm) · 5 gal (20 L)72–82°F (22–28°C)
Hairy mushroom
Rhodactis
Saltwater5.9 in (15 cm) · 11 gal (40 L)75–81°F (24–27°C)
Hairy puffer
Tetraodon baileyi
Freshwater5.5 in (14 cm) · 26 gal (100 L)73–81°F (23–27°C)
Half-banded kuhli loach
Pangio semicincta
Freshwater3.9 in (10 cm) · 28 gal (105 L)70–79°F (21–26°C)
Half-banded spiny eel
Macrognathus circumcinctus
Freshwater7.9 in (20 cm) · 57 gal (215 L)75–81°F (24–27°C)
Half-black angelfish
Centropyge vroliki
Saltwater3.9 in (10 cm) · 55 gal (210 L)72–79°F (22–26°C)
Half-ocellated spiny eel
Macrognathus semiocellatus
Freshwater9.1 in (23 cm) · 53 gal (200 L)73–82°F (23–28°C)
Halfbanded pike cichlid
Crenicichla geayi
Freshwater8.7 in (22 cm) · 106 gal (400 L)75–82°F (24–28°C)
Halloween hermit crab
Ciliopagurus strigatus
Saltwater2 in (5 cm) · 20 gal (75 L)72–79°F (22–26°C)
Hammer coral
Fimbriaphyllia ancora
Saltwater7.9 in (20 cm) · 20 gal (75 L)75–81°F (24–27°C)
Hampala barb
Hampala macrolepidota
Freshwater19.7 in (50 cm) · 238 gal (900 L)72–82°F (22–28°C)
Hancock's talking catfish
Platydoras hancockii
Freshwater5.9 in (15 cm) · 53 gal (200 L)73–82°F (23–28°C)
Hansen's hasemania
Hasemania hanseni
Freshwater1.6 in (4 cm) · 14 gal (54 L)72–81°F (22–27°C)
Hanshu hillstream loach
Metahomaloptera omeiensis
Freshwater2.4 in (6 cm) · 21 gal (80 L)61–72°F (16–22°C)
Hara cichlid
Cynotilapia zebroides
Freshwater3.9 in (10 cm) · 53 gal (200 L)75–82°F (24–28°C)
Hard-lipped barb
Osteochilus vittatus
Freshwater11.8 in (30 cm) · 106 gal (400 L)72–82°F (22–28°C)
Harlequin bass
Serranus tigrinus
Saltwater5.1 in (13 cm) · 53 gal (200 L)73–81°F (23–27°C)
Harlequin filefish
Oxymonacanthus longirostris
Saltwater4.3 in (11 cm) · 53 gal (200 L)75–81°F (24–27°C)
Harlequin lancer catfish
Bagroides melapterus
Freshwater11.8 in (30 cm) · 120 gal (455 L)75–81°F (24–27°C)
Harlequin moth catfish
Pseudolaguvia ribeiroi
Freshwater1.6 in (4 cm) · 11 gal (40 L)68–79°F (20–26°C)
Harlequin rasbora
Trigonostigma heteromorpha
Freshwater2 in (5 cm) · 15 gal (55 L)72–82°F (22–28°C)
Harlequin sharkminnow
Labeo cyclorhynchus
Freshwater6.3 in (16 cm) · 66 gal (250 L)73–81°F (23–27°C)
Harlequin shrimp
Hymenocera picta
Saltwater2 in (5 cm) · 11 gal (40 L)75–81°F (24–27°C)
Harlequin tuskfish
Choerodon fasciatus
Saltwater11.8 in (30 cm) · 125 gal (473 L)72–79°F (22–26°C)
Harrison's pencilfish
Nannostomus harrisoni
Freshwater2.2 in (5.5 cm) · 16 gal (60 L)73–82°F (23–28°C)
Harvey's licorice gourami
Parosphromenus harveyi
Freshwater1.2 in (3.1 cm) · 5 gal (20 L)72–81°F (22–27°C)
Hawaiian cleaner wrasse
Labroides phthirophagus
Saltwater3.9 in (10 cm) · 70 gal (265 L)75–81°F (24–27°C)
Head-and-taillight tetra
Hemigrammus ocellifer
Freshwater1.8 in (4.5 cm) · 17 gal (65 L)75–82°F (24–28°C)
Head-spot delta pleco
Lasiancistrus tentaculatus
Freshwater6.7 in (17 cm) · 66 gal (250 L)77–84°F (25–29°C)
Heckel discus
Symphysodon discus
Freshwater7.1 in (18 cm) · 75 gal (284 L)82–88°F (28–31°C)
Hecqui shell dweller
Lepidiolamprologus hecqui
Freshwater3.1 in (8 cm) · 29 gal (110 L)75–81°F (24–27°C)
Hector's goby
Koumansetta hectori
Saltwater3.1 in (8 cm) · 20 gal (75 L)73–81°F (23–27°C)
Hedgehog coral
Echinopora lamellosa
Saltwater11.8 in (30 cm) · 26 gal (100 L)75–81°F (24–27°C)
Heiko's tetra
Moenkhausia heikoi
Freshwater3.4 in (8.7 cm) · 29 gal (110 L)75–84°F (24–29°C)
Helfrich's firefish
Nemateleotris helfrichi
Saltwater2.4 in (6 cm) · 20 gal (75 L)73–81°F (23–27°C)
Hendra betta
Betta hendra
Freshwater1.8 in (4.5 cm) · 11 gal (40 L)73–81°F (23–27°C)
Hendrickson's bee catfish
Akysis hendricksoni
Freshwater2.4 in (6 cm) · 14 gal (54 L)72–79°F (22–26°C)
Herald's angelfish
Centropyge heraldi
Saltwater3.9 in (10 cm) · 55 gal (210 L)72–79°F (22–26°C)
Hercules snail
Brotia herculea
Freshwater3.1 in (8 cm) · 11 gal (40 L)73–82°F (23–28°C)
Heterodon hap
Otopharynx heterodon
Freshwater5.1 in (13 cm) · 79 gal (300 L)75–81°F (24–27°C)
Heterospila cichlid
Oscura heterospila
Freshwater11.4 in (29 cm) · 119 gal (450 L)75–84°F (24–29°C)
Heterotaenia hap
Buccochromis heterotaenia
Freshwater11.8 in (30 cm) · 159 gal (600 L)75–82°F (24–28°C)
Hexastichos tetra
Hyphessobrycon hexastichos
Freshwater2.6 in (6.5 cm) · 24 gal (90 L)72–81°F (22–27°C)
Hi-fin green phantom pleco
Baryancistrus demantoides
Freshwater7.1 in (18 cm) · 79 gal (300 L)77–84°F (25–29°C)
Hi-fin mystus
Mystus falcarius
Freshwater7.5 in (19 cm) · 79 gal (300 L)73–81°F (23–27°C)
Hi-fin red banded goby
Stonogobiops nematodes
Saltwater2.4 in (6 cm) · 20 gal (75 L)72–81°F (22–27°C)
Hidden Borneo sucker
Hypergastromyzon abditus
Freshwater1.8 in (4.5 cm) · 20 gal (75 L)72–79°F (22–26°C)
Highlands rainbowfish
Chilatherina campsi
Freshwater3.4 in (8.6 cm) · 29 gal (110 L)70–81°F (21–27°C)
Hilgendorf's Congo tetra
Alestopetersius hilgendorfi
Freshwater3.9 in (10 cm) · 42 gal (160 L)73–81°F (23–27°C)
Hillstream torrent catfish
Glyptothorax lampris
Freshwater4.7 in (12 cm) · 29 gal (110 L)68–79°F (20–26°C)
Himalayan rabbit snail
Tylomelania marwotoae
Freshwater2 in (5 cm) · 11 gal (40 L)77–86°F (25–30°C)
Hingemouth
Phractolaemus ansorgii
Freshwater9.8 in (25 cm) · 36 gal (135 L)73–82°F (23–28°C)
Hippo Point salmon
Ptyochromis sp.
Freshwater5.1 in (13 cm) · 30 gal (115 L)73–82°F (23–28°C)
Hockeystick pencilfish
Nannostomus eques
Freshwater1.4 in (3.5 cm) · 15 gal (55 L)72–82°F (22–28°C)
Hognosed brochis
Brochis multiradiatus
Freshwater3.5 in (9 cm) · 40 gal (150 L)70–79°F (21–26°C)
Hoigne's dwarf cichlid
Apistogramma hoignei
Freshwater3 in (7.5 cm) · 20 gal (75 L)75–84°F (24–29°C)
Honduran red point cichlid
Amatitlania siquia
Freshwater3.9 in (10 cm) · 30 gal (114 L)73–82°F (23–28°C)
Honey blue-eye
Pseudomugil mellis
Freshwater1.4 in (3.5 cm) · 11 gal (40 L)68–82°F (20–28°C)
Honey gourami
Trichogaster chuna
Freshwater2 in (5 cm) · 20 gal (75 L)72–82°F (22–28°C)2 varieties
Honeycomb coral
Goniastrea
Saltwater7.9 in (20 cm) · 20 gal (75 L)75–81°F (24–27°C)
Honeycomb loach
Leptobotia taeniops
Freshwater9.1 in (23 cm) · 106 gal (400 L)64–79°F (18–26°C)
Honeycomb moray
Gymnothorax favagineus
Saltwater70.9 in (180 cm) · 291 gal (1,100 L)75–81°F (24–27°C)
Honeycomb tatia
Duringlanis altae
Freshwater1.6 in (4 cm) · 14 gal (54 L)73–82°F (23–28°C)
Hong Kong paradise fish
Macropodus hongkongensis
Freshwater3 in (7.5 cm) · 25 gal (95 L)54–77°F (12–25°C)
Hongsloi dwarf cichlid
Apistogramma hongsloi
Freshwater3.1 in (8 cm) · 20 gal (75 L)73–84°F (23–29°C)
Hoplo catfish
Hoplosternum littorale
Freshwater7.9 in (20 cm) · 40 gal (150 L)72–81°F (22–27°C)
Hore's cichlid
Shuja horei
Freshwater7.9 in (20 cm) · 79 gal (300 L)75–81°F (24–27°C)
Hori's deepwater cichlid
Benthochromis horii
Freshwater7.1 in (18 cm) · 159 gal (600 L)75–81°F (24–27°C)
Horned nerite
Clithon corona
FreshwaterBrackish0.6 in (1.5 cm) · 5 gal (19 L)72–79°F (22–26°C)
Horse hoof clam
Hippopus hippopus
Saltwater11.8 in (30 cm) · 40 gal (150 L)75–81°F (24–27°C)
Horseface loach
Acantopsis dialuzona
Freshwater7.9 in (20 cm) · 55 gal (210 L)61–75°F (16–24°C)
Horsehead catfish
Goeldiella eques
Freshwater11.4 in (29 cm) · 106 gal (400 L)73–82°F (23–28°C)
Horseman cory
Osteogaster eques
Freshwater2 in (5 cm) · 16 gal (60 L)72–79°F (22–26°C)
Horseshoe betta
Betta hipposideros
Freshwater3.1 in (8 cm) · 24 gal (90 L)73–81°F (23–27°C)
Horseshoe catfish
Tetranematichthys wallacei
Freshwater8.3 in (21 cm) · 79 gal (300 L)73–82°F (23–28°C)
Horseshoe crab
Limulus polyphemus
Saltwater23.6 in (60 cm) · 185 gal (700 L)68–79°F (20–26°C)
Huchtii anthias
Pseudanthias huchtii
Saltwater4.7 in (12 cm) · 90 gal (340 L)75–81°F (24–27°C)
Hujeta gar
Ctenolucius hujeta
Freshwater9.8 in (25 cm) · 55 gal (210 L)72–82°F (22–28°C)
Hummingbird tetra
Trochilocharax ornatus
Freshwater0.8 in (2 cm) · 12 gal (45 L)73–81°F (23–27°C)
Humpback puffer
Pao palembangensis
Freshwater7.9 in (20 cm) · 32 gal (120 L)75–82°F (24–28°C)
Humpbacked limia
Limia nigrofasciata
Freshwater2.4 in (6 cm) · 20 gal (75 L)72–82°F (22–28°C)
Humphead glassfish
Parambassis pulcinella
Freshwater3.9 in (10 cm) · 32 gal (120 L)73–81°F (23–27°C)
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