Giant Kuhli Loach (Pangio myersi) is the larger, more substantial relative of the classic Kuhli Loach — retaining the same eel-like body, sinuous movement, and deeply peaceful temperament while growing to a noticeably more visible 4–5 inches as an adult. Where standard Kuhli Loaches tend to vanish into the substrate, the Giant Kuhli becomes a genuine presence in the aquarium once established, moving purposefully through the lower levels and appearing with increasing confidence as the tank matures. Distinguished from P. kuhlii and P. semicincta by its pattern of larger dark spots and a predominantly black caudal fin. Native to slow-moving forest streams, peat swamps, oxbows, and backwaters across Thailand, Laos, Cambodia, and Vietnam — often associated with soft, tannin-stained blackwater environments.
Feeding & Care Tip: Hikari Sinking Wafers and Sera Viformo Nature Bottom Feeder Tablets make excellent daily staples — place them near the substrate after lights out when Giant Kuhli Loaches are most active. Supplement 2–3× per week with Hikari Frozen or Freeze-Dried Bloodworms or Hikari Frozen or Freeze-Dried Tubifex Worms. These are nocturnal foragers — feed at lights-out.
Giant Kuhli Loaches require fine, smooth sand substrate — they burrow and forage constantly, and rough gravel or coarse substrates will damage their delicate barbels and ventral skin. Dense planting, driftwood tangles, caves, and a generous scattering of dried leaf litter provide the cover and security this species needs to thrive. In well-structured aquascapes that mirror their natural habitat, they become markedly bolder and more active during daylight hours as the tank matures. Keep a tight-fitting lid — like all Pangio, they are expert escape artists.
Keep in groups of at least five — Giant Kuhli Loaches are social fish that are demonstrably healthier, bolder, and more active in groups. In groups they will pile together in shared hiding spots, weave through the substrate together, and emerge more frequently during the day. Completely peaceful with all community fish and safe with adult shrimp in well-planted tanks. An ideal addition to larger planted aquascapes where their size and movement add genuine visual depth to the lower levels.
Most specimens in the hobby are wild-caught from Thailand and Southeast Asia — breeding in captivity is rare and requires specific environmental conditions. Wild specimens acclimate well to stable aquarium conditions and are hardy once established.
| Difficulty | Easy to Moderate |
| Temperament | Peaceful — Nocturnal Community |
| Typical Adult Size | 4–5 inches (10–12 cm) |
| Min. Group Size | 5 minimum |
| Ideal Temp | 75–86°F (24–30°C) |
| Ideal pH | 6.0–7.5 |
| Ideal GH | 2–15 dGH |
| Ideal KH | 1–8 dKH |
| Staple Food | Hikari Sinking Wafers; Sera Viformo Nature Bottom Feeder Tablets |
| Treat / Supplement | Hikari Frozen or Freeze-Dried Bloodworms; Hikari Frozen or Freeze-Dried Tubifex Worms |
| Origin | Forest streams, peat swamps, and backwaters — Thailand, Laos, Cambodia, Vietnam |
| Notes | Larger than standard Kuhli Loaches — 4–5 inches adult size. Identified by large dark spots and mostly black tail. Sand substrate essential. Groups of 5+. Nocturnal. Escape artist — secure lid required. |
Inventory Accuracy
If this item is at low stock, or you are ordering all or almost all of our current inventory, there may be an inventory discrepency. We will contact you about any issues as soon as possible.
Order Processing
Please allow 24 to
48 hrs to process your order. Expect an
email within 48 hrs to let you know your order is on your way.
Store Pickup
If you choose “Pickup
in Store” at checkout, an email will be sent when your order is ready for
pickup. Orders can be picked up during
store hours, see our home page for our current hours. The pick up address is 6637 Easton Rd,
Pipersville, PA 18947
Domestic Shipping Rates
Shipping charges, if
any, for your order will be calculated and displayed at checkout.
