How big do gray whales get?

Adults reach about 14.9–15.2 m (49–50 ft) in length and can weigh around 41–45 tonnes.

Do gray whales migrate?

Yes; gray whales migrate yearly between feeding and breeding grounds.

How long do gray whales live?

Gray whales commonly live between 55 and 70 years, with some individuals estimated older.

Are gray whales the only species in their group?

Gray whales are the sole living species in the genus Eschrichtius and the only living genus historically placed in the family Eschrichtiidae, though some studies classify them within Balaenopteridae.

Where are gray whales found?

There is a Northeast Pacific population and an endangered Northwest Pacific population; North Atlantic populations were historically extirpated, with rare modern sightings reported in Atlantic and Mediterranean waters.

Why are they called 'devil fish'?

They were once called 'devil fish' because of reported fighting behavior when hunted.

What do gray whales eat?

Gray whales are baleen whales and are descended from filter-feeding whales; they feed by filtering small prey with their baleen.

Is the gray whale taxonomic placement settled?

While traditionally placed in its own family Eschrichtiidae, some recent studies classify the gray whale within the family Balaenopteridae.

Where to See Grey Whale While Diving

The gray whale (Eschrichtius robustus) is a baleen whale known for annual migrations between feeding and breeding grounds. Adults reach about 14.9–15.2 m (49–50 ft) in length and can weigh roughly 41–45 tonnes. Its dark skin shows gray patches and white mottling, which give the species its common name. Gray whales can live many decades, commonly 55–70 years, with some individuals estimated older. The species includes a Northeast Pacific population and an endangered Northwest Pacific population. North Atlantic populations were extirpated historically, though rare sightings in Atlantic and Mediterranean waters have occurred in the 2010s and 2020s.

The species includes a Northeast Pacific population and an endangered Northwest Pacific population; North Atlantic populations were extirpated historically, and rare Atlantic and Mediterranean sightings have occurred in the 2010s–2020s.

Gray whales undertake annual migrations between feeding and breeding grounds.

At the country level, the clearest linked starting points on this guide currently point to United States of America for divers looking for grey whales.