Sentences with phrase «known migratory routes»

Not exact matches

Like some migratory birds and sea turtles, spiny lobsters possess an ability known as true navigation, the ability to determine one's position relative to a destination without reference to landmarks or cues gathered en route.

Given such uncertainties, researchers are more likely to be persuaded that a mutation has been recently selected if they understand its function and if its rise in prevalence meshes well with known human migratory routes.

Two Pacific Ocean populations are known to exist: one of not more than 130 individuals (according to the most recent population assessment in 2008 [31]-RRB- whose migratory route is presumed to be between the Sea of Okhotsk and southern Korea, and a larger one with a population between 20,000 and 22,000 individuals in the eastern Pacific traveling between the waters off northernmost Alaska and Baja California Sur.

Newly available shipping lanes through the Northwest Passage would greatly shorten the trip between Europe and East Asia, but would likely cross the migratory route of any right whales that occupy the region.It's vital that we know about right whales in this area in order to effectively avoid ship strikes on what could be a quite fragile population.