globster

thumb|250px|The "St. Augustine Monster", a carcass that washed ashore near St. Augustine, Florida, in 1896

A globster or blob is an unidentified organic mass that washes up on the shoreline of an ocean or other body of water. A globster is distinguished from a normal beached carcass by being hard to identify, at least by initial untrained observers, and by creating controversy as to its identity.