21 - Lagunes

Coastal lagoons

Typologie des habitats de Saint-Pierre-et-Miquelon

Descriptif anglais

Saline or hypersaline waters of the vicinity of the oceans and their connected seas, often formed from sea inlets by silting and cut off from the sea by more or less effective obstacles such as sand or mud banks. The presence of benthic marine invertebrate communities or vegetation can be indicated by combination of codes from units 11.2, 11.3 or 11.4 with the relevant physiographic subdivisions of unit 21; the presence of benthic communities of athalassal affinities can similarly be indicated by addition of codes of units 23.12, 23.13 or 23.14, that of benthic or floating athalassal macrophytes by use of codes of unit 23.2.

Ressources Expert

Gaudillat V. (UMS PatriNat) (Source)