Some of the historical sightings by sailors may have been misunderstood encounters with these aquatic mammals. Christopher Columbus reported seeing mermaids while exploring the Caribbean, and sightings have been reported in the 20th and 21st centuries in Canada, Israel (Palestine) and Zimbabwe. The U.S.
Mermaids have been a popular subject of art and literature in recent centuries, such as in Hans Christian Andersen's well-known fairy tale "The Little Mermaid" (1836). They have subsequently been depicted in operas, paintings, books, films and comics.
To me, realism is fantasy. The span of Earthly life is much too short for a stiff, wanderless life. Hop a few trains, dance with some Faeries, stick your thumb out once in a blue moon ~and never forget to howl. Make love and peace, guys and gals.