Sushiholic - In the 1820's Hanaya Yohei of Edo (Tokyo) brought to Edoites a recipe most similar to what we are served today. His morsels, which included Sashimi (fresh sliced raw fish)
Types of Sushi Fish & Seafood: A Beginner's Guide | byFood
Puffer Soft Roe Sushi Nigiri【How to Make Sushi】 - YouTube
Is any kind of salt water fish suitable for sushi, nigiri or rolls, if it is freshly caught? - Quora