Sardines, mackerel and other “forage fish” are more valuable as food for larger species such as cod and tuna than as a commercial catch in their own right.
![School of Jack mackerel](https://osu-wams-blogs-uploads.s3.amazonaws.com/blogs.dir/2648/files/2016/05/Jack_mackerel_school-1.jpg)
Sardines, mackerel and other “forage fish” are more valuable as food for larger species such as cod and tuna than as a commercial catch in their own right.