Species Catalogue
1,580 species — care guides, community photos, water parameters, and tank-mate compatibility.
Not sure where to start?
All guides →Half Sun Betta
Betta splendens
Half-Black Angelfish
Pterophyllum scalare
Halfmoon Guppy
Poecilia reticulata
Halimeda
Halimeda sp.
Attractive calcified green macroalgae with segmented, coin-like lobes. Grows upright and anchors into sandbed or live rock. Naturally calcified — contributes to calcium demand. Fish tend to leave it alone. Adds a natural look to the display tank and provides nutrient export.
Hammer Coral
Euphyllia ancora
Haraldschultzi Corydoras
Corydoras haraldschultzi
Harlequin Shark
Labeo cyclorhynchus
Harlequin Shrimp
Hymenocera picta
Harlequin Shrimp (Sulawesi)
Caridina woltereckae
Harlequin Tusk
Choerodon fasciatus
Harrison's Pencilfish
Nannostomus harrisoni
Head and Taillight Tetra
Hemigrammus ocellifer
Heartleaf Philodendron
Philodendron hederaceum
Helfrichi Firefish
Nemateleotris helfrichi
Heteranthera Zosterifolia
Heteranthera zosterifolia
Hi-Fin Lyretail Swordtail
Xiphophorus hellerii
Hi-Fin Platy
Xiphophorus maculatus
Hi-Fin Swordtail
Xiphophorus hellerii
High Grade Blue Velvet Shrimp
Neocaridina davidi
Hikari Medaka
Oryzias latipes
Hino Shrimp
Caridina logemanni
Hinomaru Shrimp
Caridina logemanni
Hockey Stick Pencilfish
Nannostomus eques
Honduran Red Point Cichlid
Amatitlania siquia
Hongsloi Dwarf Cichlid
Apistogramma hongsloi
Hoplo Catfish
Megalechis thoracata
Hora's Loach
Yasuhikotakia morleti
Horsefaced Loach
Acantopsis dialuzona
Horseman Corydoras
Corydoras eques
Hydrilla
Hydrilla verticillata
Hydrocotyle Japan
Hydrocotyle sp. 'Japan'
Hygrophila 'Bold'
Hygrophila sp. 'Bold'
Hygrophila 'Sunset'
Hygrophila sp. 'Sunset'
Hygrophila Angustifolia
Hygrophila angustifolia
Hygrophila Lancea Mini
Hygrophila lancea
Hygrophila Lancea Taiwan
Hygrophila lancea