Boreo-arctic sand beach perennial communities
Common name:
Boreo-arctic sand beach perennial communities
Habitat code:
B1.23
Description:
Perennial halo-nitrophilous communities of sand, gravelly sand and gravel cordons of upper beaches of the arctic and boreal sea coasts of Eurasia formed by [Leymus arenarius] ([Elymus arenarius]), [Ammophila arenaria], [Honkenya peploides], [Elymus farctus], [Elymus repens], [Mertensia maritima], accompanied by [Atriplex] spp. ([Atriplex prostrata], [Atriplex longipes ssp. praecox], [Atriplex glabriuscula]), [Polygonum aviculare], [Cakile maritima], [Cakile arctica], [Petasites spurius], [Potentilla anserina]. Representatives of these communities occur very locally within the nemoral zone.
| Important species scientific name | Corresponding species comments |
|---|---|
| Petasites spurius (Retz.) Rchb. | Species mentioned in habitat definition as characterising |
| Mertensia maritima (L.) Gray | Species mentioned in habitat definition as characterising |
| Cakile maritima Scop. | Species mentioned in habitat definition as characterising |
| Cakile edentula ssp. islandica (Gand.) Ã.Löve & D.Löve | Species mentioned in habitat definition as characterising |
| Honkenya peploides (L.) Ehrh. | Species mentioned in habitat definition as characterising |
| Atriplex glabriuscula Edmondston | Species mentioned in habitat definition as characterising |
| Polygonum arenastrum Boreau | Species mentioned in habitat definition as characterising |
| Potentilla anserina L. | Species mentioned in habitat definition as characterising |
| Elymus repens (Linnaeus, 1753) Gould, 1947 | Species mentioned in habitat definition as characterising |
| Elymus farctus (Viv.) Runemark ex Melderis | Species mentioned in habitat definition as characterising |
| Leymus arenarius (L.) Hochst. | Species mentioned in habitat definition as characterising |
| Atriplex prostrata (Boucher) ex DC. | Species mentioned in habitat definition as characterising |
| Legal instrument | Habitat type legal name | Habitat type legal code |
|---|---|---|
| EU Habitats Directive Annex I | Baltic esker islands with sandy, rocky and shingle beach vegetation and sublittoral vegetation | 1610 |
| EUNIS Code | Type Name | Name |
|---|---|---|
| B1.231 | North Sea sand beach perennial communities | North Sea sand beach perennial communities |
| B1.232 | Baltic sand beach perennial communities | Baltic sand beach perennial communities |
| B1.233 | Boreo-Bothnian sand beach perennial communities | Boreo-Bothnian sand beach perennial communities |
| B1.234 | Icelandic sand beach perennial communities | Icelandic sand beach perennial communities |
| B1.235 | Beach ridges consisting of algal or other plant material | Beach ridges consisting of algal or other plant material |