• 6 days ago
  • News
  • Duration 5:01

The coast of Vancouver Island turns a bright turquoise blue every spring. Why? That’s because of fish sperm — or milt — from the herring spawn. This annual breeding event happens for millions of Pacific herring, a small fish that is at the foundation of B.C.’s marine ecosystem. Connel Bradwell and Emily Robertson explore how the herring spawn is key to healthy wildlife populations.



Source link www.cbc.ca