Forget Thanksgiving: In the world of gorging, the Dolly Varden trout has humans and their holidays beat. A new study finds this trout feasts once a year, expanding its gut up to four times the ...

The stomach and intestines of certain Dolly Varden trout double to quadruple in size during month-long, salmon-egg-eating binges in Alaska each August. Because there is so little to eat the rest ...

According to new research out the University of Washington, Dolly Varden trout are the first species to retire from a migration pattern in old age.

A new study shows that Alaskan Dolly Varden trout, once they reach about 12 inches in length, can retire permanently from going to sea. They rely on digestive organs that can massively expand and ...

Dolly Varden, bull trout and brook trout are among the North American members of the char family, part of the larger trout and salmon lineage.

The Dolly Varden gets its name from a Dickens character who wore a green dress with pink polka dots. Appropriately, the Dolly has silver/green sides with red/pink spots. It is commonly mistaken ...

There is some debate, but most biologists differentiate Dolly Varden and bull trout as separate, closely related char species. Why are they protected?

A new study in Ecology shows that Alaskan Dolly Varden trout, once they reach about 12 inches in length, can retire permanently from going to sea. They rely on digestive organs that can massively ...

Forget Thanksgiving: In the world of gorging, the Dolly Varden trout has humans and their holidays beat. A new study finds this trout feasts once a year, expanding its gut up to four times the ...

Anglers will tell you of the Dolly Varden trout – likely named by a Sacramento teenage girl reading Dickens in the 1870s, according to a book, “Inland Fishes of California.” Fishy stories ...

Having caught Dolly Varden in Alaska I was curious about their Japanese cousins. I swapped my salmon tackle for a 71/2-foot, four-weight fly rod and set off to find some fish.