The Mediterranean sand smelt Atherina hepsetus is a species of fish in the Atherinidae family. It is a pelagic-neritic brackishwater / marine fish widespread in the eastern Atlantic coasts of Spain and Morocco including Madeira and the Canary Islands. It is also found in the western Mediterranean Adriatic and Black Seas. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Animal