grilses
/ˈɡrɪlsɪz/
noun
- Plural form of grilse; young salmon that have returned to fresh water for the first time.
- Biologists tagged several grilses to track their migration patterns.
- The number of grilses caught this season was lower than expected.
- The river was full of grilses this spring, much to the delight of local fishermen.