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FishFreshwaterIntermediateSemi aggressive

Skunk Loach

Yasuhikotakia morleti

Also known as: Hora's Loach

A feisty, burrowing loach with complex social behavior and a bold personality.

Skunk Loach
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CC BY-SA 3.0

About

Hora's Loach (Yasuhikotakia morleti) is one of the more frequently encountered members of the family Botiidae in the hobby, though its reputation for assertiveness means it demands more thought than most community fish. Native to the Mekong, Chao Phraya, and Meklong river systems of Southeast Asia, it naturally inhabits medium to large rivers, seeking out rocky crevices and burrowing beneath logs and stones in sandy-bottomed habitats. It feeds primarily on mollusks and benthic invertebrates in the wild, and that carnivorous nature carries through to the aquarium. The most recognizable feature is a dark stripe running along the dorsal surface from snout to tail. The source of the alternate name skunk loach. Juveniles display vertical flank bars that fade with age. This species is legitimately aggressive, prone to fin-nipping and harassing quieter tankmates, and it genuinely needs a group of at least five or six individuals to distribute that social tension. Kept in smaller numbers, the dominant fish can bully others into refusing food. Suitable tankmates are active, robust mid-to-upper water fish like larger rasboras or barbs, while slow-moving or long-finned species should be avoided entirely. Expect digging, odd resting angles, and nocturnal activity. These loaches can live well over a decade, so the commitment here is real.

Frequently asked questions

How big does the Skunk Loach get?
The Skunk Loach reaches about 2.5–6" as an adult.
What size tank does the Skunk Loach need?
A minimum of 29 gallons is recommended for the Skunk Loach, with more room needed for a proper group.
What water parameters does the Skunk Loach need?
The Skunk Loach does best with a temperature of 72–86°F, a pH of 6–8, hardness around 2–12 dGH.
Is the Skunk Loach aggressive?
The Skunk Loach is semi-aggressive. It can work in a community with careful tankmate choices and enough space.
What does the Skunk Loach eat?
The Skunk Loach is a carnivore. It needs a meaty, protein-rich diet of frozen or live foods.
How long does the Skunk Loach live?
With good care, the Skunk Loach typically lives 6-16 years.