Wild Caribbean reef fish anywhere in the Caribbean. The final island to be featured is Trinidad, cut off from South America by rising sea levels 2,000 years ago. Its island fauna include many mainland species such as red howler monkeys, capuchins and scarlet ibis. Coral reefs, which thrive in the warm, shallow waters around Caribbean Islands, are the subject of the second programme. Hard corals are the reef-builders, and grow their tough external skeletons by extracting nutrients from algae growing within them. Time-lapse footage shows coral polyps emerging at night to trap drifting plankton. Marine life featured includes Caribbean reef squid, octopus
Montague Island Light Montague Island Nature Reserve. Access to the island is restricted. Access is available only through guided tours from Narooma, and reservations is required. Overnight stays for up to 11 people are available at the keeper's house. The tower is constructed from interlocking granite blocks which were quarried on the island. It is fitted with a bronze handrail. There are at least two single-storey lighthouse keeper's houses. Montague Island is 350 kilometres south of Sydney and approximately 9 kilometres off shore from Narooma. The Great Dividing Range forms the mainland backdrop to scenic coastal formations including beaches and rocky headlands. Large