This is a preliminary biological assessment of Kirwin National Wildlife Refuge. Stimulation for the report was based on the concept that future decisions related to the biological portion of the Comprehensive Conservation Plan will be based on the...
Microscopic view of Atlantic salmon eggs near hatching. By March, and the onset of Spring, Atlantic salmon eggs are well developed. The head, eyes, heart, fins, vertebrae and blood vessels can be seen. Hatching produces a "sac fry" which...