Genetics (Continued)
Sonaghan (top), Gillaroo (middle), Ferox (bottom). These three trout all live in Lough Melvin, Ireland. But they have different diets, spawn in different areas and grow to different sizes. Geneticists now regard them as different species
Spey
salmon have developed extra power and depth to ascend a very fast river;
Tweed fish tend to be slimmer since they don’t require such strength
to ascend a slower system.
Genetics Pages 1,2,3,4
 |
|
|
|
 |
 |
 |
|