Neon Tetra tank mates

Best tank mates for Neon Tetra

Clown Killifish

3.5 cm · 20–26°C

Black Neon Tetra

4 cm · 20–28°C

Crystal Red Shrimp

3 cm · 18–26°C

Flame Tetra

4 cm · 18–28°C

Harlequin Rasbora

4.5 cm · 22–28°C

Lemon Tetra

4.5 cm · 20–28°C

Checkered Barb

5 cm · 18–25°C

Julii Cory

5.5 cm · 20–26°C

Black Ruby Barb

6 cm · 20–27°C

Glass Catfish

6.5 cm · 20–26°C

Umbrella Dwarf Cichlid

6.5 cm · 18–28°C

Congo Dwarf Cichlid

8 cm · 22–26°C

2 more species pass every check:

Possible with care

• African Butterfly Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Agassiz's Cory— pH is a compromise for someone here
• Agassiz's Dwarf Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Amano Shrimp— Everyone is close on pH — one fish sits just outside its favourite
• Assassin Snail— pH is a compromise for someone here
• Bamboo Shrimp— Everyone is close on temperature — one fish sits just outside its favourite
• Banjo Catfish— pH is a compromise for someone here
• Betta (Siamese Fighting Fish)— Everyone is close on temperature — one fish sits just outside its favourite
• Black Phantom Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Black Skirt Tetra— Everyone is close on pH — one fish sits just outside its favourite
• Blackline Rasbora— Everyone is close on pH — one fish sits just outside its favourite
• Bladder Snail— Everyone is close on pH — one fish sits just outside its favourite
• Bleeding Heart Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Blood Parrot Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Bloodfin Tetra— Everyone is close on pH — one fish sits just outside its favourite
• Blue Acara— Everyone is close on temperature — one fish sits just outside its favourite
• Blue Tiger Shrimp— pH is a compromise for someone here
• Blue Velvet Shrimp— Everyone is close on pH — one fish sits just outside its favourite
• Boesemani Rainbowfish— Everyone is close on temperature — one fish sits just outside its favourite
• Bolivian Ram— Everyone is close on temperature — one fish sits just outside its favourite
• Borneo Sucker— Everyone is close on pH — one fish sits just outside its favourite
• Brichard's Teleogramma— Everyone is close on pH — one fish sits just outside its favourite
• Bristlenose Pleco— Everyone is close on pH — one fish sits just outside its favourite
• Bronze Corydoras— Everyone is close on temperature — one fish sits just outside its favourite
• Buenos Aires Tetra— Everyone is close on pH — one fish sits just outside its favourite
• Buffalohead Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Bumblebee Goby— Everyone is close on temperature — one fish sits just outside its favourite
• Butterfly Hillstream Loach— Everyone is close on pH — one fish sits just outside its favourite
• Cardinal Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Celebes Rainbowfish— Everyone is close on temperature — one fish sits just outside its favourite
• Celestial Pearl Danio— Everyone is close on pH — one fish sits just outside its favourite
• Checkerboard Cichlid— Temperature is a compromise for someone here
• Cherry Barb— Everyone is close on temperature — one fish sits just outside its favourite
• Cherry Shrimp— Everyone is close on pH — one fish sits just outside its favourite
• Chili Rasbora— Everyone is close on temperature — one fish sits just outside its favourite
• Chinese Algae Eater— Everyone is close on pH — one fish sits just outside its favourite
• Chocolate Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Chocolate Gourami— Everyone is close on temperature — one fish sits just outside its favourite
• Clown Pleco— Everyone is close on temperature — one fish sits just outside its favourite
• Cochu's Blue Tetra— pH is a compromise for someone here
• Cockatoo Dwarf Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Colombian Ramshorn Snail— Everyone is close on temperature — one fish sits just outside its favourite
• Congo Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Convict Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Denison Barb— Everyone is close on pH — one fish sits just outside its favourite
• Diamond Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Doctor Fish— Everyone is close on pH — one fish sits just outside its favourite
• Dojo (Weather) Loach— Everyone is close on pH — one fish sits just outside its favourite
• Dwarf Chain Loach— Everyone is close on temperature — one fish sits just outside its favourite
• Dwarf Flag Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Dwarf Gourami— Everyone is close on temperature — one fish sits just outside its favourite
• Dwarf Neon Rainbowfish— Everyone is close on temperature — one fish sits just outside its favourite
• Dwarf Orange Crayfish— Everyone is close on pH — one fish sits just outside its favourite
• Dwarf Pea Puffer— Everyone is close on temperature — one fish sits just outside its favourite
• Dwarf Rasbora— Everyone is close on temperature — one fish sits just outside its favourite
• Elephantnose Fish— Everyone is close on temperature — one fish sits just outside its favourite
• Ellioti Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Ember Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Emerald Cory— Everyone is close on pH — one fish sits just outside its favourite
• Emperor Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Festivum (Flag Cichlid)— Everyone is close on temperature — one fish sits just outside its favourite
• Firemouth Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Forktail Rainbowfish— Everyone is close on temperature — one fish sits just outside its favourite
• Freshwater Clam— Everyone is close on pH — one fish sits just outside its favourite
• German Blue Ram— Temperature is a compromise for someone here
• Ghost Shrimp— Everyone is close on pH — one fish sits just outside its favourite
• Glowlight Danio— Everyone is close on pH — one fish sits just outside its favourite
• Glowlight Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Gold Barb— Everyone is close on pH — one fish sits just outside its favourite
• Golden Dwarf Cichlid— pH is a compromise for someone here
• Golden Pencilfish— Everyone is close on temperature — one fish sits just outside its favourite
• Golden Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Green Neon Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Guppy— Everyone is close on temperature — one fish sits just outside its favourite
• Head-and-Tail-Light Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Honey Gourami— Everyone is close on pH — one fish sits just outside its favourite
• Japanese Trapdoor Snail— Everyone is close on pH — one fish sits just outside its favourite
• Kissing Gourami— Everyone is close on temperature — one fish sits just outside its favourite
• Kribensis— Everyone is close on temperature — one fish sits just outside its favourite
• Kuhli Loach— Everyone is close on temperature — one fish sits just outside its favourite
• Lambchop Rasbora— Everyone is close on temperature — one fish sits just outside its favourite
• Least Killifish— pH is a compromise for someone here
• Leopard Danio— Everyone is close on pH — one fish sits just outside its favourite
• Little Corydoras— pH is a compromise for someone here
• Macmasteri Dwarf Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Malaysian Trumpet Snail— pH is a compromise for someone here
• Marble Hatchetfish— Everyone is close on temperature — one fish sits just outside its favourite
• Medaka Ricefish— Everyone is close on temperature — one fish sits just outside its favourite
• Moonlight Gourami— Everyone is close on temperature — one fish sits just outside its favourite
• Mystery Snail— pH is a compromise for someone here
• Nerite Snail— pH is a compromise for someone here
• Odessa Barb— Everyone is close on pH — one fish sits just outside its favourite
• Otocinclus— Everyone is close on pH — one fish sits just outside its favourite
• Panda Corydoras— pH is a compromise for someone here
• Paradise Fish— Everyone is close on pH — one fish sits just outside its favourite
• Paraguay Eartheater— Everyone is close on pH — one fish sits just outside its favourite
• Peaceful Betta— Everyone is close on temperature — one fish sits just outside its favourite
• Pearl Danio— Everyone is close on pH — one fish sits just outside its favourite
• Pearl Gourami— Everyone is close on temperature — one fish sits just outside its favourite
• Penguin Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Peppered Corydoras— Everyone is close on pH — one fish sits just outside its favourite
• Polka Dot Loach— Everyone is close on temperature — one fish sits just outside its favourite
• Port Cichlid— Everyone is close on pH — one fish sits just outside its favourite
• Purple Emperor Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Pygmy Corydoras— pH is a compromise for someone here
• Rabbit Snail— Everyone is close on temperature — one fish sits just outside its favourite
• Rainbow Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Rainbow Shark— Everyone is close on temperature — one fish sits just outside its favourite
• Ramshorn Snail— pH is a compromise for someone here
• Red Rainbowfish— Everyone is close on temperature — one fish sits just outside its favourite
• Red Whiptail Catfish— Everyone is close on temperature — one fish sits just outside its favourite
• Red-Tail Shark— Everyone is close on pH — one fish sits just outside its favourite
• Redhead Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Reticulated Hillstream Loach— Everyone is close on pH — one fish sits just outside its favourite
• Rosy Barb— Everyone is close on temperature — one fish sits just outside its favourite
• Rosy Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Rubber Lip Pleco— Everyone is close on pH — one fish sits just outside its favourite
• Rummynose Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Salt and Pepper Cory— Everyone is close on pH — one fish sits just outside its favourite
• Scarlet Badis— Everyone is close on pH — one fish sits just outside its favourite
• Scissortail Rasbora— Everyone is close on pH — one fish sits just outside its favourite
• Serpae Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Severum— Everyone is close on temperature — one fish sits just outside its favourite
• Siamese Algae Eater— Everyone is close on pH — one fish sits just outside its favourite
• Silver Tip Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Sparkling Gourami— Everyone is close on temperature — one fish sits just outside its favourite
• Sterbai Corydoras— Everyone is close on temperature — one fish sits just outside its favourite
• Strawberry Rasbora— Everyone is close on temperature — one fish sits just outside its favourite
• Striped Kribensis— Everyone is close on temperature — one fish sits just outside its favourite
• Sulawesi Cardinal Shrimp— Temperature is a compromise for someone here
• Sveni Eartheater— Everyone is close on temperature — one fish sits just outside its favourite
• T-Bar Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
• Thai Micro Crab— Everyone is close on pH — one fish sits just outside its favourite
• Thick-lipped Gourami— Everyone is close on temperature — one fish sits just outside its favourite
• Threadfin Acara— Everyone is close on temperature — one fish sits just outside its favourite
• Threadfin Rainbowfish— Everyone is close on temperature — one fish sits just outside its favourite
• Three-spot Gourami— Everyone is close on temperature — one fish sits just outside its favourite
• Tiger Barb— Everyone is close on temperature — one fish sits just outside its favourite
• Turquoise Rainbowfish— pH is a compromise for someone here
• Upside-down Catfish— Everyone is close on temperature — one fish sits just outside its favourite
• Vampire Shrimp— Everyone is close on temperature — one fish sits just outside its favourite
• Venezuelan Cory— Everyone is close on pH — one fish sits just outside its favourite
• White Cloud Mountain Minnow— Everyone is close on temperature — one fish sits just outside its favourite
• Wrestling Halfbeak— Everyone is close on temperature — one fish sits just outside its favourite
• X-ray Tetra— Everyone is close on temperature — one fish sits just outside its favourite
• Yoyo Loach— Everyone is close on temperature — one fish sits just outside its favourite
• Zebra Danio— Everyone is close on pH — one fish sits just outside its favourite

Avoid with Neon Tetra

• Acei Cichlid— Only one pH value suits everyone — no margin
• Adonis Pleco— Tank is too small for some species
• African Butterflyfish— A predator will eat a tankmate
• Altum Angelfish— No temperature suits every species here
• Angelfish— A predator will eat a tankmate
• Auratus Cichlid— Only one pH value suits everyone — no margin
• Bala Shark— Tank is too small for some species
• Black Moor Goldfish— No temperature suits every species here
• Blue Dolphin Cichlid— Only one hardness (GH) value suits everyone — no margin
• Borleyi (Redfin Hap)— Only one pH value suits everyone — no margin
• Brevis Shell Dweller— Only one pH value suits everyone — no margin
• Brichardi (Fairy Cichlid)— No pH value suits every species here
• Bumblebee Cichlid— No pH value suits every species here
• Calvus Cichlid— No pH value suits every species here
• Clown Loach— Tank is too small for some species
• Cobalt Blue Zebra— No pH value suits every species here
• Comet Goldfish— No temperature suits every species here
• Common Goldfish— No temperature suits every species here
• Common Pleco— Tank is too small for some species
• Compressiceps Cichlid— No pH value suits every species here
• Cuckoo Catfish— Only one pH value suits everyone — no margin
• Cylindricus Cichlid— Only one pH value suits everyone — no margin
• Cyprichromis— No pH value suits every species here
• Demasoni Cichlid— Only one pH value suits everyone — no margin
• Demon Eartheater— Tank is too small for some species
• Discus— No temperature suits every species here
• Dogtooth Cichlid— Only one pH value suits everyone — no margin
• Duboisi Tropheus— No pH value suits every species here
• Dwarf Petricola Catfish— Only one pH value suits everyone — no margin
• Electric Blue Ahli— No pH value suits every species here
• Electric Yellow Lab— No pH value suits every species here
• Elongate Mbuna— Only one pH value suits everyone — no margin
• Endler's Livebearer— Only one hardness (GH) value suits everyone — no margin
• Endlicheri Bichir— Tank is too small for some species
• Even-spotted Synodontis— Only one pH value suits everyone — no margin
• Fantail Goldfish— No temperature suits every species here
• Featherfin Squeaker— A predator will eat a tankmate
• Figure-8 Puffer— A predator will eat a tankmate
• Five-bar Cichlid— Only one pH value suits everyone — no margin
• Frontosa— No pH value suits every species here
• Goby Cichlid— No pH value suits every species here
• Golden Julie— Only one pH value suits everyone — no margin
• Golden Wonder Killifish— A predator will eat a tankmate
• Green Discus— No temperature suits every species here
• Green Spotted Pufferfish— Only one pH value suits everyone — no margin
• Green Terror— A predator will eat a tankmate
• Heckel Discus— No temperature suits every species here
• Hongi Cichlid— Only one pH value suits everyone — no margin
• Iridescent Shark— Tank is too small for some species
• Jack Dempsey— A predator will eat a tankmate
• Jaguar Cichlid— Tank is too small for some species
• Jewel Cichlid— A predator will eat a tankmate
• Johanni Cichlid— No pH value suits every species here
• Kenyi Cichlid— No pH value suits every species here
• Koi— No temperature suits every species here
• Lemon Cichlid— Only one pH value suits everyone — no margin
• Livingstoni— No pH value suits every species here
• Maingano Cichlid— No pH value suits every species here
• Malawi Eyebiter— Only one pH value suits everyone — no margin
• Malawi Hawk— Only one pH value suits everyone — no margin
• Marlieri Cichlid— Only one pH value suits everyone — no margin
• Masked Julie— No pH value suits every species here
• Molly— Only one pH value suits everyone — no margin
• Multifasciatus Shell Dweller— Only one pH value suits everyone — no margin
• Ocellatus Shell Dweller— Only one pH value suits everyone — no margin
• Oranda Goldfish— No temperature suits every species here
• Ornate Bichir— Tank is too small for some species
• Oscar— Tank is too small for some species
• Peacock Bass— Tank is too small for some species
• Peacock Cichlid— Only one pH value suits everyone — no margin
• Pictus Catfish— A predator will eat a tankmate
• Pike Cichlid— Tank is too small for some species
• Platy— Only one hardness (GH) value suits everyone — no margin
• Powder Blue Cichlid— No pH value suits every species here
• Ranchu Goldfish— No temperature suits every species here
• Red Devil— A predator will eat a tankmate
• Red Empress— Only one pH value suits everyone — no margin
• Red Terror— Tank is too small for some species
• Red Zebra Cichlid— No pH value suits every species here
• Regan's Julie— Only one pH value suits everyone — no margin
• Reticulated Flying Fox— Tank is too small for some species
• Rostratus— Only one pH value suits everyone — no margin
• Rosy Red Minnow— No temperature suits every species here
• Royal Pleco— Tank is too small for some species
• Rusty Cichlid— Only one pH value suits everyone — no margin
• Ryukin Goldfish— No temperature suits every species here
• Sailfin Molly— No hardness (GH) value suits every species here
• Sailfin Pleco— Tank is too small for some species
• Salvini Cichlid— A predator will eat a tankmate
• Sand-sifting Xenotilapia— No pH value suits every species here
• Saulosi Cichlid— Only one pH value suits everyone — no margin
• Shubunkin Goldfish— No temperature suits every species here
• Silver Arowana— Tank is too small for some species
• Silver Moony— Only one hardness (GH) value suits everyone — no margin
• Similis Shell Dweller— Only one pH value suits everyone — no margin
• Spotted Hoplo— A predator will eat a tankmate
• Star Sapphire— No pH value suits every species here
• Striped Raphael Catfish— A predator will eat a tankmate
• Sunshine Peacock— Only one hardness (GH) value suits everyone — no margin
• Swordtail— No hardness (GH) value suits every species here
• Taiwan Reef Cichlid— No pH value suits every species here
• Telescope Goldfish— No temperature suits every species here
• Texas Cichlid— A predator will eat a tankmate
• Threadfin Petrochromis— No pH value suits every species here
• Tropheus— No pH value suits every species here
• Uaru (Triangle Cichlid)— Only one temperature suits everyone — no margin
• Venustus (Giraffe Cichlid)— Only one pH value suits everyone — no margin
• Wolf Cichlid— Tank is too small for some species
• Zebra Mbuna— Only one pH value suits everyone — no margin
• Zebra Pleco— Only one temperature suits everyone — no margin

Frequently asked questions

What are the best tank mates for Neon Tetra?

Top engine-approved picks: Clown Killifish, Black Neon Tetra, Crystal Red Shrimp, Flame Tetra, Harlequin Rasbora. Each shares a workable temperature and pH band with Neon Tetra and clears the temperament and predation checks in a spacious reference tank.

What fish should you avoid keeping with Neon Tetra?

The engine red-flags Acei Cichlid, Adonis Pleco, African Butterflyfish among others — for incompatible water, temperament conflict or predation risk. The avoid list above states the specific reason for each pairing.