Hello Laura.

This item appears to be a reproduction lithograph after a painting by Stanley Meltzoff (New York; 1917 - 2006) titled "Bluefin Tuna Popping Porcupine Puffers." The print was published by Sportsman Edge Limited in 1983. Additionally, the print is numbered 89 of an edition of 750 and signed by the artist. Meltzoff was a noted illustrator and best known his paintings of saltwater gamefish. The estimate provided is based on reproduction lithographs of Meltzoff's paintings. However, retail prices of this print have been listed up to $400 - 500.