26 июл. 2017 г. · The contamination may be one of many factors hindering the St. Lawrence beluga whale recovery. They are also stressed by boat noise, reduced ...

Продолжительность: 4:44
Опубликовано: 13 окт. 2015 г.

25 мая 2023 г. · The point where Great Lakes water reaches saltwater in the Saint Lawrence River is home for about 900 beluga whales. White with a rounded ...

Detroit Public Television tells the story of the belugas in the St. Lawrence, why they're threatened, what's being done to restore their population, and how we ...

19 июн. 2017 г. · Fewer than 900 beluga whales remain in the St. Lawrence Estuary - part of the St. Lawrence River system that connects the Great Lakes to the ...

22 июл. 2014 г. · Believe it or not, belugas are not only part of our Great Lakes system, but they might just help save our Great Lakes.

Abstract. An isolated population of beluga whales (Delphinapterus leucas) has inhabited the St. Lawrence Estuary for over 8,000 years.

21 дек. 2016 г. · Belugas are the only whales that reside year round in the St. Lawrence. One must go back 10,000 years to understand the isolation of this ...

19 июн. 2009 г. · A quarter of the adult white Belugas living near the mouth of the St. Lawrence River are dying of cancer. TORONTO — U.S. President Barack Obama ...

They are, af- ter all, removed from the Great Lakes, both geographically and in terms of the food chain. But eventually, an alterna- tive explanation came to ...