Diadromous fishes describe species that spend part of their lives in freshwater and part in saltwater. There are two categories of diadromous fishes, catadromous and anadromous. Catadromous fishes hatch or are born in marine habitats, but migrate to...

Many types of fish undertake migrations on a regular basis, on time scales ranging from daily to annual, and with distances ranging from a few meters to thousands of kilometers. The purpose usually relates to either feeding or breeding; in some cases...

JIM FREDA The Record (Bergen County, NJ) 12-07-2007 Migration is limiting the supply of fish JIM FREDA Date: 12-07-2007, Friday Section: SPORTS Edtion: All Editions Column: SALTWATER FISHING The striped bass and bluefish thinned in our area the past few days....

The water's always greener.... "Why bother?" This is the question scientists have long asked about the 128 species of fish known to migrate at various times in their life cycles between the ocean and fresh water. Large-scale migrations are generally considered a...

The more salmon that growers pack into farms near rivers and streams, the greater the harm done to wild salmon populations, new research suggests.The problem is sea lice, natural parasites that normally attach to adult salmon with little ill effect and have little contact with...

The more salmon that growers pack into farms near rivers and streams, the greater the harm done to wild salmon populations, new research suggests.The problem is sea lice, natural parasites that normally attach to adult salmon with little ill effect and have little contact with...