Latest Nathan Putman Stories
Exposure to iron pipes and steel rebar, such as the materials found in most hatcheries, affects the navigation ability of young steelhead trout by altering the important magnetic "map sense" they need for migration.
Salmon have an uncanny ability to return to the river of their birth to spawn as adults and a new study in the journal Current Biology has found that these fish are born with an innate ability to sense Earth's magnetic field.
A new analysis of over 56 years of data has revealed that sockeye salmon use magnetic maps to navigate their way back to spawning grounds after years at sea.
From the very first moments of life, hatchling loggerhead sea turtles have an arduous task.
- A bereavement by loss of parents or children; the state of being orbate; orbation.