Throw out the fishing line and wait for a fish to bite. Once a fish bit, quickly press [?] to start reeling it in.

Once you have a fish on the hook, you need to reduce the fish's stamina by steering against its movement with [?] and [?].
When a segment of its stamina is drained, you can pull the fish closer with [?].
Deplete its stamina before your fishing line breaks!

[?] marks an unresolved value. Consult the listed effect stats; scaled values depend on context.