Kuhli Loach tank mates
Every recommendation below is computed, not copied: the AquaSage engine paired Kuhli Loach (10 cm / 3.9 in, peaceful) with 271 fish and invertebrates in a spacious reference tank and scored each pair for water-parameter overlap, temperament, predation and husbandry. A species makes the green list only when every check passes at 24–28 °C (75.2–82.4 °F).
Verdicts by the AquaSage engine v0.1.2 in a 450 L reference tank. Read the full methodology →
Best tank mates for Kuhli Loach

Keyhole Cichlid
11 cm · 21–28°C

Congo Tetra
8.5 cm · 23–28°C

Striped Kribensis
8.5 cm · 22–28°C

African Butterfly Cichlid
8 cm · 23–28°C

Agassiz's Dwarf Cichlid
8 cm · 23–29°C

Banjo Catfish
12 cm · 20–28°C

Cockatoo Dwarf Cichlid
8 cm · 24–29°C

Dwarf Flag Cichlid
8 cm · 22–29°C

Penguin Tetra
7.5 cm · 22–28°C

Bleeding Heart Tetra
7 cm · 21–28°C

Macmasteri Dwarf Cichlid
7 cm · 23–28°C

Black Ruby Barb
6 cm · 20–27°C
27 more species pass every check:
Possible with care
- African Butterflyfish— Some tension — cover and space are doing the work
- Altum Angelfish— Everyone is close on temperature — one fish sits just outside its favourite
- Amano Shrimp— Everyone is close on temperature — one fish sits just outside its favourite
- Angelfish— pH is a compromise for someone here
- Bamboo Shrimp— Everyone is close on pH — one fish sits just outside its favourite
- Betta (Siamese Fighting Fish)— pH is a compromise for someone here
- Black Skirt Tetra— Everyone is close on temperature — one fish sits just outside its favourite
- Blackline Rasbora— Everyone is close on temperature — one fish sits just outside its favourite
- Bladder Snail— Everyone is close on pH — one fish sits just outside its favourite
- Blood Parrot Cichlid— Everyone is close on pH — one fish sits just outside its favourite
- Bloodfin Tetra— pH is a compromise for someone here
- Blue Acara— Everyone is close on pH — one fish sits just outside its favourite
- Blue Tiger Shrimp— Everyone is close on temperature — one fish sits just outside its favourite
- Blue Velvet Shrimp— Everyone is close on pH — one fish sits just outside its favourite
- Boesemani Rainbowfish— Everyone is close on pH — one fish sits just outside its favourite
- Bolivian Ram— pH is a compromise for someone here
- Brichard's Teleogramma— pH is a compromise for someone here
- Bristlenose Pleco— pH is a compromise for someone here
- Bronze Corydoras— pH is a compromise for someone here
- Buenos Aires Tetra— pH is a compromise for someone here
- Buffalohead Cichlid— pH is a compromise for someone here
- Cardinal Tetra— Everyone is close on pH — one fish sits just outside its favourite
- Celestial Pearl Danio— Everyone is close on temperature — one fish sits just outside its favourite
- Checkerboard Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
- Checkered 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— Some tankmates are at risk of being eaten
- Chinese Algae Eater— pH is a compromise for someone here
- Chocolate Gourami— Everyone is close on pH — one fish sits just outside its favourite
- Clown Killifish— Everyone is close on temperature — one fish sits just outside its favourite
- Clown Pleco— pH is a compromise for someone here
- Cochu's Blue Tetra— Everyone is close on temperature — one fish sits just outside its favourite
- Congo Dwarf Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
- Convict Cichlid— Everyone is close on pH — one fish sits just outside its favourite
- Crystal Red Shrimp— Everyone is close on temperature — one fish sits just outside its favourite
- Denison Barb— Everyone is close on temperature — one fish sits just outside its favourite
- Discus— Everyone is close on temperature — one fish sits just outside its favourite
- Doctor Fish— Everyone is close on temperature — one fish sits just outside its favourite
- Dojo (Weather) Loach— Everyone is close on temperature — one fish sits just outside its favourite
- Dwarf Chain Loach— pH is a compromise for someone here
- Dwarf Gourami— pH is a compromise for someone here
- Dwarf Neon Rainbowfish— Everyone is close on pH — one fish sits just outside its favourite
- Dwarf Orange Crayfish— Everyone is close on temperature — one fish sits just outside its favourite
- Dwarf Pea Puffer— Everyone is close on pH — one fish sits just outside its favourite
- Elephantnose Fish— pH is a compromise for someone here
- Ellioti Cichlid— Everyone is close on pH — one fish sits just outside its favourite
- Ember Tetra— Some tankmates are at risk of being eaten
- Emerald Cory— pH is a compromise for someone here
- Featherfin Squeaker— pH is a compromise for someone here
- Festivum (Flag Cichlid)— pH is a compromise for someone here
- Firemouth Cichlid— Everyone is close on pH — one fish sits just outside its favourite
- Flame Tetra— Everyone is close on temperature — one fish sits just outside its favourite
- Forktail Rainbowfish— Everyone is close on pH — one fish sits just outside its favourite
- Freshwater Clam— Everyone is close on temperature — one fish sits just outside its favourite
- German Blue Ram— Everyone is close on temperature — one fish sits just outside its favourite
- Ghost Shrimp— Everyone is close on pH — one fish sits just outside its favourite
- Glass Catfish— Everyone is close on temperature — one fish sits just outside its favourite
- Glowlight Danio— Everyone is close on temperature — one fish sits just outside its favourite
- Gold Barb— Everyone is close on temperature — one fish sits just outside its favourite
- Golden Dwarf Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
- Golden Wonder Killifish— pH is a compromise for someone here
- Green Discus— Everyone is close on temperature — one fish sits just outside its favourite
- Heckel Discus— Everyone is close on temperature — one fish sits just outside its favourite
- Honey Gourami— pH is a compromise for someone here
- Jack Dempsey— Everyone is close on pH — one fish sits just outside its favourite
- Japanese Trapdoor Snail— Everyone is close on temperature — one fish sits just outside its favourite
- Jewel Cichlid— pH is a compromise for someone here
- Julii Cory— Everyone is close on temperature — one fish sits just outside its favourite
- Kissing Gourami— pH is a compromise for someone here
- Kribensis— pH is a compromise for someone here
- Leopard Danio— Everyone is close on temperature — one fish sits just outside its favourite
- Little Corydoras— Everyone is close on temperature — one fish sits just outside its favourite
- Medaka Ricefish— Temperature is a compromise for someone here
- Moonlight Gourami— pH is a compromise for someone here
- Neon Tetra— Everyone is close on temperature — one fish sits just outside its favourite
- Odessa Barb— Everyone is close on temperature — one fish sits just outside its favourite
- Otocinclus— Everyone is close on temperature — one fish sits just outside its favourite
- Panda Corydoras— Everyone is close on temperature — one fish sits just outside its favourite
- Paradise Fish— Everyone is close on temperature — one fish sits just outside its favourite
- Paraguay Eartheater— Everyone is close on temperature — one fish sits just outside its favourite
- Pearl Danio— Everyone is close on temperature — one fish sits just outside its favourite
- Pearl Gourami— pH is a compromise for someone here
- Peppered Corydoras— Everyone is close on temperature — one fish sits just outside its favourite
- Pictus Catfish— Everyone is close on temperature — one fish sits just outside its favourite
- Polka Dot Loach— pH is a compromise for someone here
- Port Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
- Pygmy Corydoras— Everyone is close on temperature — one fish sits just outside its favourite
- Rainbow Cichlid— Everyone is close on pH — one fish sits just outside its favourite
- Rainbow Shark— Everyone is close on pH — one fish sits just outside its favourite
- Red Whiptail Catfish— pH is a compromise for someone here
- Red-Tail Shark— pH is a compromise for someone here
- Redhead Cichlid— Everyone is close on pH — one fish sits just outside its favourite
- Reticulated Hillstream Loach— Everyone is close on temperature — one fish sits just outside its favourite
- Rubber Lip Pleco— Everyone is close on temperature — one fish sits just outside its favourite
- Salt and Pepper Cory— Everyone is close on temperature — one fish sits just outside its favourite
- Salvini Cichlid— Everyone is close on pH — one fish sits just outside its favourite
- Scarlet Badis— Everyone is close on temperature — one fish sits just outside its favourite
- Scissortail Rasbora— Everyone is close on temperature — one fish sits just outside its favourite
- Severum— Setup needs adjustments for some species
- Siamese Algae Eater— Everyone is close on temperature — one fish sits just outside its favourite
- Silver Tip Tetra— pH is a compromise for someone here
- Spotted Hoplo— pH is a compromise for someone here
- Sterbai Corydoras— pH is a compromise for someone here
- Strawberry Rasbora— Some tankmates are at risk of being eaten
- T-Bar Cichlid— Everyone is close on pH — 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— pH is a compromise for someone here
- Threadfin Acara— pH is a compromise for someone here
- Three-spot Gourami— pH is a compromise for someone here
- Tiger Barb— pH is a compromise for someone here
- Uaru (Triangle Cichlid)— Everyone is close on temperature — one fish sits just outside its favourite
- Umbrella Dwarf Cichlid— Everyone is close on temperature — one fish sits just outside its favourite
- Upside-down Catfish— pH is a compromise for someone here
- Vampire Shrimp— Everyone is close on pH — one fish sits just outside its favourite
- Venezuelan Cory— Everyone is close on pH — one fish sits just outside its favourite
- Wrestling Halfbeak— Everyone is close on pH — one fish sits just outside its favourite
- X-ray Tetra— pH is a compromise for someone here
- Yoyo Loach— pH is a compromise for someone here
- Zebra Danio— Everyone is close on temperature — one fish sits just outside its favourite
- Zebra Pleco— Everyone is close on temperature — one fish sits just outside its favourite
Avoid with Kuhli Loach
- Acei Cichlid— No pH value suits every species here
- Adonis Pleco— Tank is too small for some species
- Assassin Snail— Only one pH value suits everyone — no margin
- Auratus Cichlid— No pH value suits every species here
- Bala Shark— Tank is too small for some species
- Black Moor Goldfish— No temperature suits every species here
- Blue Dolphin Cichlid— No pH value suits every species here
- Borleyi (Redfin Hap)— No pH value suits every species here
- Borneo Sucker— Only one temperature suits everyone — no margin
- Brevis Shell Dweller— No pH value suits every species here
- Brichardi (Fairy Cichlid)— No pH value suits every species here
- Bumblebee Cichlid— No pH value suits every species here
- Bumblebee Goby— Only one pH value suits everyone — no margin
- Butterfly Hillstream Loach— Only one temperature suits everyone — no margin
- Calvus Cichlid— No pH value suits every species here
- Celebes Rainbowfish— Only one pH value suits everyone — no margin
- Clown Loach— Tank is too small for some species
- Cobalt Blue Zebra— No pH value suits every species here
- Colombian Ramshorn Snail— Only one pH value suits everyone — no margin
- 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— No pH value suits every species here
- Cylindricus Cichlid— No pH value suits every species here
- Cyprichromis— No pH value suits every species here
- Demasoni Cichlid— No pH value suits every species here
- Demon Eartheater— Tank is too small for some species
- Dogtooth Cichlid— No pH value suits every species here
- Duboisi Tropheus— No pH value suits every species here
- Dwarf Petricola Catfish— No pH value suits every species here
- Electric Blue Ahli— No pH value suits every species here
- Electric Yellow Lab— No pH value suits every species here
- Elongate Mbuna— No pH value suits every species here
- Endler's Livebearer— Only one pH value suits everyone — no margin
- Endlicheri Bichir— Tank is too small for some species
- Even-spotted Synodontis— No pH value suits every species here
- Fantail Goldfish— No temperature suits every species here
- Figure-8 Puffer— Only one pH value suits everyone — no margin
- Five-bar Cichlid— No pH value suits every species here
- Frontosa— No pH value suits every species here
- Goby Cichlid— No pH value suits every species here
- Golden Julie— No pH value suits every species here
- Green Spotted Pufferfish— No pH value suits every species here
- Green Terror— A predator will eat a tankmate
- Guppy— Only one pH value suits everyone — no margin
- Hongi Cichlid— No pH value suits every species here
- Iridescent Shark— Tank is too small for some species
- Jaguar Cichlid— Tank is too small for some species
- 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
- Least Killifish— Only one pH value suits everyone — no margin
- Lemon Cichlid— No pH value suits every species here
- Livingstoni— No pH value suits every species here
- Maingano Cichlid— No pH value suits every species here
- Malawi Eyebiter— No pH value suits every species here
- Malawi Hawk— No pH value suits every species here
- Malaysian Trumpet Snail— Only one pH value suits everyone — no margin
- Marlieri Cichlid— No pH value suits every species here
- Masked Julie— No pH value suits every species here
- Molly— No pH value suits every species here
- Multifasciatus Shell Dweller— No pH value suits every species here
- Mystery Snail— Only one pH value suits everyone — no margin
- Nerite Snail— Only one pH value suits everyone — no margin
- Ocellatus Shell Dweller— No pH value suits every species here
- 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— No pH value suits every species here
- Pike Cichlid— Tank is too small for some species
- Platy— Only one pH value suits everyone — no margin
- Powder Blue Cichlid— No pH value suits every species here
- Rabbit Snail— Only one pH value suits everyone — no margin
- Ramshorn Snail— Only one pH value suits everyone — no margin
- Ranchu Goldfish— No temperature suits every species here
- Red Devil— A predator will eat a tankmate
- Red Empress— No pH value suits every species here
- Red Rainbowfish— 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— No pH value suits every species here
- Reticulated Flying Fox— Only one temperature suits everyone — no margin
- Rostratus— No pH value suits every species here
- Rosy Barb— Only one temperature suits everyone — no margin
- Rosy Red Minnow— No temperature suits every species here
- Royal Pleco— Tank is too small for some species
- Rusty Cichlid— No pH value suits every species here
- Ryukin Goldfish— No temperature suits every species here
- Sailfin Molly— Only one pH value suits everyone — no margin
- Sailfin Pleco— Tank is too small for some species
- Sand-sifting Xenotilapia— No pH value suits every species here
- Saulosi Cichlid— No pH value suits every species here
- Shubunkin Goldfish— No temperature suits every species here
- Silver Arowana— Tank is too small for some species
- Silver Moony— Only one pH value suits everyone — no margin
- Similis Shell Dweller— No pH value suits every species here
- Star Sapphire— No pH value suits every species here
- Sulawesi Cardinal Shrimp— No pH value suits every species here
- Sunshine Peacock— No pH value suits every species here
- Swordtail— Only one pH value suits everyone — no margin
- 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
- Turquoise Rainbowfish— Only one pH value suits everyone — no margin
- Venustus (Giraffe Cichlid)— No pH value suits every species here
- White Cloud Mountain Minnow— Only one temperature suits everyone — no margin
- Wolf Cichlid— Only one pH value suits everyone — no margin
- Zebra Mbuna— No pH value suits every species here
Frequently asked questions
- What are the best tank mates for Kuhli Loach?
- Top engine-approved picks: Keyhole Cichlid, Congo Tetra, Striped Kribensis, African Butterfly Cichlid, Agassiz's Dwarf Cichlid. Each shares a workable temperature and pH band with Kuhli Loach and clears the temperament and predation checks in a spacious reference tank.
- What fish should you avoid keeping with Kuhli Loach?
- The engine red-flags Acei Cichlid, Adonis Pleco, Assassin Snail among others — for incompatible water, temperament conflict or predation risk. The avoid list above states the specific reason for each pairing.