Here are some other terms you might hear:
* Fish trap: A general term for any device used to catch fish.
* Fish barrier: A fence designed to prevent fish from passing through a specific section of the stream.
* Fish ladder: A structure that helps fish bypass a barrier, like a dam.
It's important to note that using fish weirs for fishing can be illegal in many places. Regulations vary depending on location, so it's always best to check with your local authorities before building or using one.