Complex sentence: The monachus seals "Monachus-Monachus" are common around the island and in 1992, the Alonissos Marine Park was created to protect the monachus seals and other animals.
Split into simpler sentences: The monachus seals "Monachus-Monachus" are common around the island. In 1992, the Alonissos Marine Park was created to protect the monachus seals and other animals.