Breaching the delicate subject of toilets for humane shrimp culture…..

Well initially practiced in central drain shrimp maturation tanks where a circular current was introduced into a round tank and where solid fecal waste from shrimp tendered to accumulate in the center of the tanks whence siphoned out manually.

With intensification in grow-out automatic solid waste removal management becomes a more important part of maintaining quality husbandry conditions. Sludge (made up of shrimp wastes but also uneaten feed) build up has always been of concern.

Here is an interesting oversight

Here from some Research Gate stuff

and here on Benchmark’s Fish Site…..