Micocoulier Ecological Reserve

IUCN Category Ia - Strict Nature Reserve

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The Réserve écologique you Micocoulier is an ecological reserve in the south of the Canadian province of Quebec in the MRC Vaudreuil - Soulanges.

The reserve was established in 1981 on an area of ​​28.73 ha and includes the two islands Arthur and Bienville in St. Lawrence River on the territory of the commune of Saint -Ignace -du- Coteau -du -Lac. Especially the Western Hackberry (Celtis occidentalis), which has become rare in Quebec, is in the protection efforts at the center.

The substrate consists mainly of sandstone and dolomite. Above these sediments, which has deposited the river. At higher altitudes there is Tillit, in the middle layers of sediments from the time of the Champlain Sea, in the lower alluvial plain. While the two higher layers drain well accordingly, this is not possible in the lower elevations. In the well- drained locations there is the ostrich fern, the matteuccie in Quebec fougère -à- l'autruche or fougère allemande (, ostrich 'or' German fern ') is called, the Hooded heart flower ( Dicentra cucullaria ), Impatiens pallida from the genus of Spring herbs, poisonous yellow wood Dogwood (Cornus stolonifera ), Ageratina altissima, which is called in Quebec eupatoire rugueuse. The latter belongs to the tribe of Eupatorieae of the subfamily of herbaceous, which in turn is one of the daisy family. In the wetter, poor draining areas rather Onoclea bilis dominate from the family of Onocleaceae, which belongs to the class of the Real ferns, and the red elm, added especially on sandy terrain reed canary grass (French: phalaris roseau ) and the Common Loosestrife ( Lythrum salicaria, French: salicaire pourpre ). Polygonum punctatum, whose leaves are edible, thrives in a small hollow wet Tillits.

A total of 115 vascular plant species and a further 26 non- vascular plants are recorded in the reserve. Four of these species are endangered or threatened, namely Cardamine concatenata from the kind of bitter cress, Carex alopecoidea from the genus of sedges, Floerkea proserpinacoides Willdenow, the fausse - proserpinie says in Québec Floerkée and belongs to the family Limnanthaceae, and the American bladdernut ( Staphylea trifolia ) of the genus Pimpernüsse ( Staphylea ). Similarly vulnerable are forests garlic ( ail des bois ) and American ginseng ( Panax quinquefolius; French: ginseng or ginseng américain à cinq folioles ).

There is a small colony of herons of six to eight nests on the islands. In mammals, there are the deer mouse, here called Souris sylvestre, the vole ( Microtus arvalis ), the muskrat, squirrels and raccoons that have been observed.