The crossword solutions for the term SEA SOARER are ERN, which is a type of seabird. The ERN is also known as the Eurasian Reed Warbler and is found in wetlands throughout Europe, Asia, and Africa. It is a small bird with a long tail and a slender bill. The ERN feeds on insects, larvae, and other small invertebrates. It is a migratory species, and during the winter months it can be seen soaring over the seas in search of food.