Sealed and rigid: the kuhli-proof container
A rigid container with a lid that seals completely, with no feeding hole, warped corner, or cable gap, suits a kuhli loach best for a short specialist trip. A kuhli's long, banded, eel-like body is built for squeezing under stones and through cracks in pursuit of food and hiding places, and it will test every millimetre of a container's rim during a car journey. A knotted bag is a poor second choice because a determined kuhli can work into the folds at the tie and be crushed there unnoticed, while a hard tub with a true seal leaves it nothing to exploit. Check the lid by running a fingertip around the entire edge before the fish goes in, not after.
A hide turns an exposed tub into a burrow
A kuhli loach carried in bare, bright water spends the journey in repeated attempts to burrow into a floor that gives nothing back. A soft botanical leaf, a small smooth cave, or a short length of pipe from its own tank gives the kuhli somewhere to thread itself and go still, which is this nocturnal fish's whole strategy for coping with disturbance. Choose a hide light enough not to slide and heavy enough not to float, rinse it in tank water, and settle it in the container before the fish arrives so the kuhli can vanish into it the moment it is transferred. Darkness outside the container completes the effect: a towel-wrapped tub in a closed bag reads to a kuhli as deep cover, and it will usually stay hidden and quiet for the entire drive.
Catching a fish that is mostly hiding already
Finding a kuhli loach is the slow part of packing, since a settled kuhli spends daylight hours buried in substrate or coiled inside its favourite hide. The kindest capture uses that habit: lift the hide the kuhli is occupying, water and all, into a larger bowl, then tip hide and fish gently into the travel container rather than digging through gravel and risking a pinched or scraped body. Avoid chasing a kuhli with a net across open tank, because its soft, scaleless-feeling skin and habit of sudden thrashing make net injuries more likely than with sturdier fish. Once it slips into the travel hide, seal the lid at once and count the fish as packed; opening up again to confirm it is really there usually just starts an escape attempt at the rim.
Arrival: look for the coil, not the swim
A kuhli loach that arrives still coiled inside its hide, bands vivid, has travelled in the only way this species finds acceptable, which is invisibly. Tell the specialist if the kuhli is instead looping restlessly around the container walls, if its skin shows pale scrapes or frayed fins, or if it was found in the lid rim during the journey, because an escape attempt changes what needs checking. Back home, dim the tank, submerge the open container on its side, and let the kuhli thread out into its substrate in darkness rather than shaking the hide to empty it. Watch that evening, when the lights drop, for normal exploring behaviour along the bottom. Recording the favourite hide and the fingertip lid check in KinsLe with Care Pass warns the next handler that this loach leaves through gaps other fish never find.