Coral reef islands and atolls. The reef face is the zone above the reef floor or the reef drop-off. This zone is often the reef's most diverse area. Coral and calcareous algae provide complex habitats and areas that offer protection, such as cracks and crevices. Invertebrates and epiphytic algae provide much of the food for other organisms. A common feature on this forereef zone is spur and groove formations that serve to transport sediment downslope. The reef flat is the sandy-bottomed flat, which can be behind the main reef, containing chunks of coral. This zone may border a lagoon and serve as
Lymington Open Air Sea Water Baths A seawater pool and smaller baths were on the same site in the 1780s. (There was a Roman camp near Lymington ("Lentune", "Lementon"), but there is no evidence of baths.) The current lido was built in 1833 by William Bartlett of the Lymington Bath and Improvement Co. with donations of £6,000. From 1872 the lido was run by Mrs Beeston. The local Corporation acquired the site in 1937. The local St Barbe Museum has information on the pool history. Lymington Open Air Sea Water Baths The Lymington Open Air Sea Water Baths (or "historic Roman Seawater Baths") is a lifeguarded