Chinook salmon successful at guarding their redds. Chinook eggs hatch, 90 to 150 days after deposition, depending upon water temperature. Egg deposits are timed to ensure the young salmon fry emerge during an appropriate season for survival and growth. Fry and parr (young fish) usually stay in fresh water 12 to 18 months before traveling downstream to estuaries, where they remain as smolts for several months. Some Chinooks return to the fresh water one or two years earlier than their counterparts, and are referred to as "jack" salmon. "Jack" salmon are typically less than long, but are sexually mature and return at
Joseph Salmon (publisher) Joseph Salmon (publisher) Joseph Salmon (1845 – 9 November 1923) was a British bookseller turned postcard publisher and printer, and the founder of J Salmon Ltd in 1880, the UK's oldest postcard and calendar publisher. He was born in the parish of St George in the East, in what is now Stepney, London, the son of Joseph and Maria Salmon. His father was a baker. In the 1881 census, he was listed as a stationer and printer, with five assistants and two boys working for him. He retired in 1898, and his son, also called Joseph, took over the family