Aquarium species & care guides
Straight-talking care guides for popular freshwater fish, shrimp, snails and plants — the tank size, water parameters, diet and tankmates each one really needs.
🐟 Fish (153)
Agassiz's dwarf cichlid Apistogramma agassizii intermediate Albino corydoras Corydoras aeneus (albino) easy Bala shark Balantiocheilos melanopterus advanced Banjo catfish Bunocephalus coracoideus intermediate Betta fish Betta splendens beginner Black moor goldfish Carassius auratus intermediate Black neon tetra Hyphessobrycon herbertaxelrodi easy Black skirt tetra Gymnocorymbus ternetzi beginner Bleeding heart tetra Hyphessobrycon erythrostigma easy Bloodfin tetra Aphyocharax anisitsi easy Blue axelrodi rasbora Sundadanio axelrodi intermediate Blue badis Badis badis intermediate Boesemani rainbowfish Melanotaenia boesemani easy Bolivian ram Mikrogeophagus altispinosus intermediate Bristlenose pleco Ancistrus cirrhosus easy Bronze corydoras Corydoras aeneus easy Bubble eye goldfish Carassius auratus intermediate Buenos Aires tetra Hyphessobrycon anisitsi easy Bumblebee goby Brachygobius doriae advanced Cardinal tetra Paracheirodon axelrodi intermediate Celebes rainbowfish Marosatherina ladigesi intermediate Celestial eye goldfish Carassius auratus intermediate Celestial pearl danio Danio margaritatus intermediate Checkerboard barb Oliotius oligolepis easy Cherry barb Puntius titteya easy Chili rasbora Boraras brigittae intermediate Chinese algae eater Gyrinocheilus aymonieri intermediate Chocolate gourami Sphaerichthys osphromenoides advanced Clown killifish Epiplatys annulatus intermediate Clown loach Chromobotia macracanthus intermediate Clown pleco Panaqolus maccus intermediate Cockatoo dwarf cichlid Apistogramma cacatuoides intermediate Columbian tetra Hyphessobrycon columbianus easy Comet goldfish Carassius auratus intermediate Common goldfish Carassius auratus intermediate Common pleco Hypostomus plecostomus intermediate Congo tetra Phenacogrammus interruptus easy Convict cichlid Amatitlania nigrofasciata intermediate Denison barb (roseline shark) Sahyadria denisonii intermediate Diamond tetra Moenkhausia pittieri easy Discus Symphysodon aequifasciatus advanced Dojo (weather) loach Misgurnus anguillicaudatus easy Dwarf chain loach Ambastaia sidthimunki intermediate Dwarf gourami Trichogaster lalius intermediate Dwarf neon rainbowfish Melanotaenia praecox easy Dwarf pufferfish Carinotetraodon travancoricus intermediate Dwarf rainbowfish Melanotaenia praecox easy Electric blue acara Andinoacara pulcher intermediate Electric blue ram Mikrogeophagus ramirezi advanced Ember tetra Hyphessobrycon amandae easy Emerald betta Betta smaragdina intermediate Emerald corydoras Corydoras splendens easy Emerald dwarf rasbora Danio erythromicron intermediate Emperor tetra Nematobrycon palmeri easy Endler's livebearer Poecilia wingei beginner Everglades pygmy sunfish Elassoma evergladei intermediate False julii corydoras Corydoras trilineatus easy Fantail goldfish Carassius auratus intermediate Farlowella catfish Farlowella acus advanced Firemouth cichlid Thorichthys meeki easy Five-banded barb Desmopuntius pentazona intermediate Flame tetra Hyphessobrycon flammeus easy Forktail rainbowfish Pseudomugil furcatus easy Freshwater angelfish Pterophyllum scalare intermediate Gardneri killifish Fundulopanchax gardneri intermediate German blue ram Mikrogeophagus ramirezi advanced Glass catfish Kryptopterus vitreolus intermediate Glowlight danio Danio choprae easy Glowlight tetra Hemigrammus erythrozonus easy Gold barb Barbodes semifasciolatus easy Green neon tetra Paracheirodon simulans easy Green terror Andinoacara rivulatus advanced Guppy Poecilia reticulata beginner Harlequin rasbora Trigonostigma heteromorpha easy Hillstream loach Sewellia lineolata intermediate Honey gourami Trichogaster chuna easy Horseface loach Acantopsis dialuzona intermediate Indian glassfish Parambassis ranga intermediate Jack Dempsey Rocio octofasciata advanced Julii corydoras Corydoras julii intermediate Keyhole cichlid Cleithracara maronii easy Kissing gourami Helostoma temminckii intermediate Kribensis Pelvicachromis pulcher easy Kubotai rasbora (green) Microdevario kubotai easy Kuhli loach Pangio kuhlii easy Lambchop rasbora Trigonostigma espei easy Least killifish Heterandria formosa intermediate Lemon tetra Hyphessobrycon pulchripinnis easy Leopard danio Danio rerio easy Licorice gourami Parosphromenus deissneri advanced Lionhead goldfish Carassius auratus intermediate Mahachai betta Betta mahachaiensis intermediate Medaka ricefish Oryzias latipes easy Molly Poecilia sphenops beginner Moonlight gourami Trichopodus microlepis intermediate Neon tetra Paracheirodon innesi easy Odessa barb Pethia padamya easy Oranda goldfish Carassius auratus intermediate Oscar Astronotus ocellatus intermediate Otocinclus catfish Otocinclus vittatus intermediate Panda corydoras Corydoras panda intermediate Panda loach Yaoshania pachychilus advanced Paradise fish Macropodus opercularis intermediate Peaceful betta (Imbellis) Betta imbellis intermediate Pearl danio Danio albolineatus easy Pearl gourami Trichopodus leerii easy Pearlscale goldfish Carassius auratus intermediate Penguin tetra Thayeria boehlkei easy Peppered corydoras Corydoras paleatus beginner Phoenix rasbora Boraras merah intermediate Pictus catfish Pimelodus pictus intermediate Platy Xiphophorus maculatus beginner Pygmy corydoras Corydoras pygmaeus intermediate Rainbow shark Epalzeorhynchos frenatum intermediate Ranchu goldfish Carassius auratus intermediate Red melon badis Dario hysginon intermediate Red neon blue-eye Pseudomugil luminatus intermediate Red rainbowfish Glossolepis incisus easy Redtail shark Epalzeorhynchos bicolor intermediate Ropefish Erpetoichthys calabaricus advanced Rosy barb Pethia conchonius easy Rosy loach Petruichthys sp. 'rosy' intermediate Rubber lip pleco Chaetostoma formosae intermediate Rummynose tetra Hemigrammus rhodostomus intermediate Ryukin goldfish Carassius auratus intermediate Samurai gourami Sphaerichthys vaillanti advanced Scarlet badis Dario dario intermediate Scissortail rasbora Rasbora trilineata easy Serpae tetra Hyphessobrycon eques easy Severum Heros efasciatus intermediate Shubunkin goldfish Carassius auratus intermediate Siamese algae eater Crossocheilus oblongus easy Silver dollar Metynnis argenteus intermediate Silvertip tetra Hasemania nana easy Skunk corydoras Corydoras arcuatus intermediate Snakeskin gourami Trichopodus pectoralis intermediate Sparkling gourami Trichopsis pumila easy Spotted blue-eye Pseudomugil gertrudae intermediate Sterbai corydoras Corydoras sterbai easy Swordtail Xiphophorus hellerii beginner Telescope goldfish Carassius auratus intermediate Threadfin rainbowfish Iriatherina werneri intermediate Three spot gourami Trichopodus trichopterus easy Tiger barb Puntigrus tetrazona easy Upside-down catfish Synodontis nigriventris easy Whiptail catfish Rineloricaria lanceolata intermediate White Cloud Mountain minnow Tanichthys albonubes beginner Whiteseam betta Betta albimarginata advanced X-ray tetra Pristella maxima beginner Yoyo loach Botia almorhae intermediate Zebra danio Danio rerio beginner Zebra loach Botia striata intermediate Zebra otocinclus Otocinclus cocama intermediate
🦐 Shrimp (11)
Amano shrimp Caridina multidentata easy Bamboo shrimp Atyopsis moluccensis intermediate Blue bolt shrimp Caridina cantonensis (Taiwan bee) advanced Blue dream shrimp Neocaridina davidi easy Blue velvet shrimp Neocaridina davidi easy Cherry shrimp Neocaridina davidi beginner Crystal red shrimp Caridina cantonensis intermediate Ghost shrimp Palaemonetes paludosus easy Red rili shrimp Neocaridina davidi beginner Snowball shrimp Neocaridina zhangjiajiensis easy Vampire shrimp Atya gabonensis intermediate
🐌 Snails (11)
Assassin snail Clea helena easy Bladder snail Physella acuta easy Gold inca snail Pomacea bridgesii (diffusa) easy Japanese trapdoor snail Viviparus malleatus easy Malaysian trumpet snail Melanoides tuberculata easy Mystery snail Pomacea bridgesii easy Nerite snail Neritina natalensis easy Rabbit snail Tylomelania sp. easy Ramshorn snail Planorbella duryi easy Yellow rabbit snail Tylomelania towutica easy Zebra nerite snail Neritina natalensis easy
🌱 Plants (73)
Alternanthera reineckii Alternanthera reineckii intermediate Amazon frogbit Limnobium laevigatum easy Amazon sword Echinodorus grisebachii easy Ambulia Limnophila sessiliflora easy Anubias barteri Anubias barteri easy Anubias congensis Anubias heterophylla easy Anubias frazeri Anubias × frazeri easy Anubias nana Anubias barteri var. nana easy Aponogeton crispus Aponogeton crispus easy Bacopa caroliniana Bacopa caroliniana easy Banana plant Nymphoides aquatica easy Blyxa japonica Blyxa japonica intermediate Bolbitis heudelotii Bolbitis heudelotii intermediate Brazilian pennywort Hydrocotyle leucocephala easy Bucephalandra Bucephalandra sp. easy Cabomba (green) Cabomba caroliniana intermediate Christmas moss Vesicularia montagnei easy Cryptocoryne balansae Cryptocoryne crispatula var. balansae easy Cryptocoryne becketti Cryptocoryne becketti easy Cryptocoryne lutea Cryptocoryne lutea easy Cryptocoryne parva Cryptocoryne parva easy Cryptocoryne pontederiifolia Cryptocoryne pontederiifolia easy Cryptocoryne spiralis Cryptocoryne spiralis easy Cryptocoryne usteriana Cryptocoryne usteriana easy Cryptocoryne wendtii Cryptocoryne wendtii easy Duckweed Lemna minor easy Dwarf baby tears (HC Cuba) Hemianthus callitrichoides advanced Dwarf hairgrass Eleocharis parvula intermediate Dwarf hygrophila Hygrophila polysperma easy Dwarf rotala (Bonsai) Rotala rotundifolia 'Bonsai' intermediate Dwarf sagittaria Sagittaria subulata easy Flame moss Taxiphyllum sp. easy Glossostigma elatinoides Glossostigma elatinoides advanced Green foxtail Myriophyllum mattogrossense intermediate Green tiger lotus Nymphaea lotus (green form) easy Guppy grass Najas guadalupensis easy Hornwort Ceratophyllum demersum easy Hydrocotyle tripartita 'Japan' Hydrocotyle tripartita easy Hygrophila pinnatifida Hygrophila pinnatifida intermediate Java fern Microsorum pteropus easy Java moss Taxiphyllum barbieri easy Lobelia cardinalis Lobelia cardinalis easy Ludwigia glandulosa Ludwigia glandulosa intermediate Ludwigia repens Ludwigia repens easy Ludwigia super red Ludwigia palustris intermediate Marimo moss ball Aegagropila linnaei beginner Micro sword Lilaeopsis brasiliensis intermediate Monte Carlo Micranthemum tweediei intermediate Needle leaf java fern Microsorum pteropus 'Narrow' easy Pearlweed Hemianthus micranthemoides easy Pogostemon erectus Pogostemon erectus intermediate Pogostemon stellatus Pogostemon stellatus advanced Pygmy chain sword Helanthium tenellum easy Red root floater Phyllanthus fluitans easy Riccia fluitans Riccia fluitans intermediate Rotala 'Green' Rotala rotundifolia 'Green' easy Rotala H'ra Rotala rotundifolia 'H'ra' intermediate Rotala macrandra Rotala macrandra advanced Rotala rotundifolia Rotala rotundifolia intermediate Salvinia Salvinia natans easy Spiky moss Taxiphyllum sp. 'Spiky' easy Staurogyne repens Staurogyne repens easy Subwassertang Fissidens-like (round pellia) easy Temple plant Hygrophila corymbosa easy Tiger lotus Nymphaea zenkeri easy Trident Java fern Microsorum pteropus 'Trident' easy Utricularia graminifolia Utricularia graminifolia advanced Vallisneria Vallisneria spiralis easy Water lettuce Pistia stratiotes easy Water sprite Ceratopteris thalictroides easy Water wisteria Hygrophila difformis easy Weeping moss Vesicularia ferriei easy Windelov java fern Microsorum pteropus 'Windelov' easy
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