Thai Devil Crab tank mates
Lepidothelphusa cognetti
Thai Devil Crab gets along with 36 species, needs care with 107, and should avoid 45.
Crab2" adultSemi-aggressive20+ gallons75–84°FpH 7.5–8.5
36Compatible
107With care
45Avoid
Best tank mates (hand-picked)
The most reliable companions for Thai Devil Crab — peaceful, and matched on water temperature and pH.
Rabbit SnailPeaceful snail, shares 76–84°F & pH 7.5–8.5Colombian RamshornPeaceful snail, shares 75–82°F & pH 7.5–8.5Horned Nerite SnailPeaceful snail, shares 75–82°F & pH 7.5–8.5Olive Nerite SnailPeaceful snail, shares 75–82°F & pH 7.5–8.5Fiddler CrabPeaceful crab, shares 75–82°F & pH 7.5–8.5Carnival / Polka Dot Freshwater CrabPeaceful crab, shares 75–82°F & pH 7.5–8Red Devil Vampire CrabPeaceful crab, shares 75–82°F & pH 7.5–8Red Claw CrabSemi-aggressive crab, shares 75–82°F & pH 7.5–8.5Blue Lobster CrayfishAggressive crayfish, shares 75–82°F & pH 7.5–8
Stocking more than one fish?
Don’t check pairs one at a time. Add Thai Devil Crab and every other fish you’re considering to the compatibility checker, and see how the whole community gets along at once — with tank-size and water-parameter conflicts flagged automatically.
Check my whole list →Best avoided (45 total)
A few to steer clear of — and exactly why:
Common PlecoThai Devil Crab hunts along the bottom and will catch the bottom-dwelling Common Pleco, especially at night.Typhoon PlecoThai Devil Crab hunts along the bottom and will catch the bottom-dwelling Typhoon Pleco, especially at night.Longfin Bristlenose PlecoThai Devil Crab hunts along the bottom and will catch the bottom-dwelling Longfin Bristlenose Pleco, especially at night.Bristlenose PlecoThai Devil Crab hunts along the bottom and will catch the bottom-dwelling Bristlenose Pleco, especially at night.Leopard Frog PlecoThai Devil Crab hunts along the bottom and will catch the bottom-dwelling Leopard Frog Pleco, especially at night.
Design the whole tank, not just the stocking
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Design a tank with Thai Devil Crab →The full compatibility list
Every species we checked against Thai Devil Crab — tap to expand.
Compatible (36)
Assassin SnailSnail · 1"Batik Nerite SnailSnail · 0.6"Bladder SnailSnail · 0.5"Blue Lobster CrayfishCrayfish · 5"Blue Mystery SnailSnail · 1.8"Carnival / Polka Dot Freshwater CrabCrab · 1.5"Colombian RamshornSnail · 2"Dwarf Crayfish (CPO)Crayfish · 1.75"Electric Blue CrayfishCrayfish · 5"Fiddler CrabCrab · 2"Giant Sulawesi SnailSnail · 3"Gold Mystery SnailSnail · 1.8"Horned Nerite SnailSnail · 0.5"Ivory Mystery SnailSnail · 1.8"Japanese Trapdoor SnailSnail · 2"Malaysian Trumpet SnailSnail · 1"Marbled CrayfishCrayfish · 5"Mystery SnailSnail · 2"Nerite SnailSnail · 1"Olive Nerite SnailSnail · 0.75"Pagoda / Spiky SnailSnail · 1.5"Panther CrabCrab · 3"Pom Pom CrabCrab · 1"Pond SnailSnail · 2"Purple Vampire CrabCrab · 1.5"Rabbit SnailSnail · 3"Ramshorn SnailSnail · 1"Red Claw CrabCrab · 2.5"Red Devil Vampire CrabCrab · 1.5"Red Racer Nerite SnailSnail · 0.75"Spike-Topped Apple SnailSnail · 1.5"Spiky NeriteSnail · 0.7"Sulawesi SnailSnail · 2"Thai Freshwater CrabCrab · 2.5"Tracked Nerite SnailSnail · 0.8"Zebra Nerite SnailSnail · 1"
Keep only with care (107)
Amano ShrimpShrimp · 2"Bamboo / Wood ShrimpShrimp · 3.5"Flower ShrimpShrimp · 2.5"Ghost ShrimpShrimp · 1.5"Red Nose ShrimpShrimp · 1.5"Thai Micro CrabCrab · 0.4"Thai Micro Pom Pom CrabCrab · 0.8"Vampire ShrimpShrimp · 6"Altum AngelfishFish · 7"AngelfishFish · 6"Axelrod's RasboraFish · 0.6"Betta (Siamese Fighting Fish)Fish · 2.5"Black King Kong ShrimpShrimp · 1"Black MollyFish · 4"Black Neon TetraFish · 1.5"Black Rose ShrimpShrimp · 1.5"Black Skirt TetraFish · 2.5"Blue Bolt ShrimpShrimp · 1"Blue Dream ShrimpShrimp · 1"Blue GouramiFish · 5"Blue Tiger ShrimpShrimp · 1.2"Blue Velvet ShrimpShrimp · 1"Brazos Dwarf CrayfishCrayfish · 1.5"Brilliant RasboraFish · 4"Cajun Dwarf CrayfishCrayfish · 1.5"Carbon Rili ShrimpShrimp · 1.5"Cardinal ShrimpShrimp · 0.8"Cardinal TetraFish · 2"Cherry BarbFish · 2"Cherry ShrimpShrimp · 1"Chili RasboraFish · 0.7"Chocolate GouramiFish · 2"Chocolate ShrimpShrimp · 1"Clown RasboraFish · 4"Croaking GouramiFish · 3"Crystal Red ShrimpShrimp · 1"DiscusFish · 8"Dwarf Emerald RasboraFish · 1"Dwarf Emerald Rasbora (nanus)Fish · 0.7"Dwarf GouramiFish · 3.5"Ember TetraFish · 0.8"Emerald Dwarf RasboraFish · 0.9"Emerald Eye RasboraFish · 1.4"Endler's LivebearerFish · 1.2"False Rummy Nose TetraFish · 2"Fancy Guppy (Female trio)Fish · 2.4"Fire RasboraFish · 1.6"Giant GouramiFish · 24"Gold GouramiFish · 6"Green Jade ShrimpShrimp · 1"Green Neon TetraFish · 1"Green Tiger BarbFish · 2.75"GuppyFish · 2"Harlequin RasboraFish · 1.75"Hengel's RasboraFish · 1.2"Honey GouramiFish · 2"Kissing GouramiFish · 12"Koi AngelfishFish · 6"Lambchop RasboraFish · 1.25"Least RasboraFish · 0.8"Licorice GouramiFish · 1.4"Mischling / Taiwan BeeShrimp · 1"MollyFish · 4"Moonlight GouramiFish · 6"Neon Blue RasboraFish · 0.8"Neon Green RasboraFish · 0.8"Neon TetraFish · 1.5"Noble GouramiFish · 3"Oolong ShrimpShrimp · 1.2"Opaline GouramiFish · 6"Orange Eye Blue Tiger ShrimpShrimp · 1.2"Orange Rili ShrimpShrimp · 1"OscarFish · 16"Painted Fire Red ShrimpShrimp · 1.5"Pearl GouramiFish · 4.5"Phoenix RasboraFish · 0.8"Pinto ShrimpShrimp · 1"PlatyFish · 2.5"Pygmy CoryFish · 1"Pygmy RasboraFish · 0.8"Red Rili ShrimpShrimp · 1"Red Shadow Panda ShrimpShrimp · 1.2"Red-Line RasboraFish · 1.75"Rummynose TetraFish · 2"Sailfin MollyFish · 5"Scissortail RasboraFish · 3.5"Shadow Panda ShrimpShrimp · 1.2"Siamese Algae EaterFish · 6"Siamese Algae EaterFish · 6"Slender RasboraFish · 1.5"Snowball ShrimpShrimp · 1"Sparkling GouramiFish · 1.5"Strawberry RasboraFish · 0.7"Super Crystal Red ShrimpShrimp · 1.2"SwordtailFish · 5.5"Tangerine Tiger ShrimpShrimp · 1"Thick-lipped GouramiFish · 3.5"Tiger BarbFish · 2.75"Tiger ShrimpShrimp · 1"Variatus PlatyFish · 2.75"White Glove ShrimpShrimp · 1.2"Wild-Type BettaFish · 2.5"Wine Red ShrimpShrimp · 1.2"Yellow King Kong ShrimpShrimp · 1"Yellow Neocaridina ShrimpShrimp · 1"Yucatan MollyFish · 6"Zebra DanioFish · 2"
Avoid (45)
Adolfo's CoryFish · 2.25"Albino CoryFish · 2.5"Bandit CoryFish · 2"Black Kuhli LoachFish · 3"Black Sail CoryFish · 2"Blackstripe CoryFish · 2.2"Blue Phantom PlecoFish · 7"Bolivian RamFish · 3.5"Bristlenose PlecoFish · 5"Bronze CoryFish · 2.75"Candy Striped PlecoFish · 4"Clown PlecoFish · 3.5"Colombian Zebra PlecoFish · 3.5"Common PlecoFish · 24"Dwarf Cory (Habrosus)Fish · 1"Elegant CoryFish · 2"Emerald Cory (Brochis)Fish · 3"False Julii CoryFish · 2"Flash Pleco (L204)Fish · 20"German Blue RamFish · 2.5"Gold Kuhli LoachFish · 3.5"Julii CoryFish · 2"King Tiger PlecoFish · 6"KribensisFish · 3.5"Kuhli LoachFish · 4"Leopard Frog PlecoFish · 4.5"Longfin Bristlenose PlecoFish · 5"Otocinclus CatfishFish · 1.5"Panda CoryFish · 2"Pitbull PlecoFish · 2.5"Royal PlecoFish · 17"Rubber Pleco (Rubbernose)Fish · 4.5"Saddled CoryFish · 1.8"Schwartz's CoryFish · 2.5"Skunk CoryFish · 2"Smudge Spot CoryFish · 2.25"Spotted Tail CoryFish · 2.2"Sterbai CoryFish · 2.6"Tail Spot Pygmy CoryFish · 1"Threestripe CoryFish · 2.2"Two-Saddled CoryFish · 2.5"Typhoon PlecoFish · 12"Venezuelan CoryFish · 2.5"Zebra OtocinclusFish · 1.5"Zebra PlecoFish · 3.5"