Whales’ Romantic Adventures
Humpback whales have left scientists astonished with their epic journey spanning three oceans and over 8,000 miles, establishing a new record for the longest migration between breeding grounds.
A recent study published in a journal Royal Society Open Science on Wednesday suggests that this remarkable migration may be influenced by climate change, impacting ocean conditions and food availability, or changes in mating behavior.
Professor Darren Croft, an expert in behavioral ecology at the University of Exeter, UK, remarked, “Changes in climate and ocean conditions may drive these migrations to new breeding grounds, and increased competition for mates and food may prompt individuals to seek new opportunities.”
This new study reveals the immense distances traveled by humpback whales and highlights their remarkable migratory behavior.
While some whale species cover over 5,000 miles between feeding and breeding areas, humpback whales hold the title for the longest migratory distance among mammals.
One particular whale captured scientists’ attention after embarking on a journey that extended beyond the usual migratory routes.
Originally spotted in 2013 off the coast of Colombia, South America, the whale was later sighted in similar waters in 2017 and in 2022 near Zanzibar, an island in the Indian Ocean.
Researcher Ryan Reisinger expressed his excitement over the findings, underscoring the importance of documenting humpback whales’ shifting breeding grounds.
Despite this intriguing discovery, the exact reason for this unusually long migration remains unknown.
Humpback whales are renowned for their annual migration from rich feeding grounds in the summer to warmer breeding areas in winter, where food is scarce.
The study employed photos from happywhale.com, a platform where individuals contribute to tracking whale movements globally, utilizing artificial intelligence to identify and study individual whales based on their unique features.
With a match rate of 97% to 99%, the algorithm on Happy Whale’s website utilizes whale tail characteristics to differentiate and monitor humpback whale populations around the world.
Source: www.nbcnews.com
