Section outline

    • Coralligenous outcrops and other Mediterranean bioconstructions. Reefs of Astroides calycularis. Biostalactites. Coralligenous: characteristics, types of bioconstructions, biodiversity, the nature of the substrate, typical species. Coralligenous distribution. Maerl habitats and their distribution in the Mediterranean Sea. Main human threats to coralligenous: fishing, pollution, climate change, mass mortality.