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The gray whale (Eschrichtius robustus), [1] also known as the grey whale, [5] is a baleen whale that migrates between feeding and breeding grounds yearly. It reaches a length of 14.9 meters (49 ft), a weight of up to 41 tonnes (90,000 lb) and lives between 55 and 70 years, although one female was estimated to be 75–80 years of age.
This is an accepted version of this page This is the latest accepted revision, reviewed on 27 February 2025. Large baleen whale species Humpback whale Temporal range: 7.2–0 Ma Pre๊ ๊ O S D C P T J K Pg N Late Miocene – Recent Size compared to an average human Conservation status Least Concern (IUCN 3.1) CITES Appendix I (CITES) Scientific classification Domain: Eukaryota Kingdom ...
The second gray whale, which was captured in 1971 from the same lagoon, was named Gigi II and was released a year later after becoming too big. [158] The last gray whale, J.J., beached itself in Marina del Rey, California, where it was rushed to SeaWorld San Diego and, after 14 months, was released because it got too big to take care of ...
Humpback whale breach sequence. A breach or a lunge is a leap out of the water, also known as cresting. The distinction between the two is fairly arbitrary: cetacean researcher Hal Whitehead defines a breach as any leap in which at least 40% of the animal's body clears the water, and a lunge as a leap with less than 40% clearance. [2]
There are now four cetacean species living in or regularly visiting the busy waters east of the Golden Gate — harbor porpoises, gray whales, humpback whales and bottle-nosed dolphins.
Gray whale rostrum covered in the endemic Cryptolepas rhachianecti barnacles and cyamids often called whale lice. Whale barnacles typically attach to baleen whales and have a commensal relationship–the barnacle benefits and the whale is neither helped nor harmed. [3] A single humpback whale may carry up to 450 kg (990 lb) of barnacles. [21]
The humpback that washed up dead in Long Beach this week has been identified as NYC0393, a playful and spirited cetacean who had become familiar to whale watchers last summer for her acrobatic ...
Eschrichtiidae or the gray whales is a family of baleen whale (Parvorder Mysticeti) with a single extant species, the gray whale (Eschrichtius robustus), as well as four described fossil genera: Archaeschrichtius (), Glaucobalaena and Eschrichtioides from Italy, [1] [2] and Gricetoides from the Pliocene of North Carolina. [3]