Schweriner Innensee

B - good

13. June 2026

Habitat StructuresB

CriterionValue
Decisive number of formed aquatic vegetation structuresB
Number of different typically formed accretion structures, such as swamp forest, willow bushes, reeds, etc. A

Species Inventory – Habitat TypicalA

CriterionValue
All stoneworts, higher water plants with a trophic index < 2.5 – see species table A

ImpairmentsC

CriterionValue
Impairment moderately pronounced, rough hornwort, bumpy water lentil-floating mats see species table A
Anthropogenic Influences on >25% of the surveyed area
Natural Shore Accretion absent on >50% of the shoreline
Lower macrophyte boundary A
(Lower Macrophyte Limit)
Middle Macrophyte Limit 4.4 Meter
Lower Macrophyte Limit 4.7 Meter

Overall RatingB - good

Species
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Faden-Armleuchteralge

(Chara filiformis)

1%

Type: Basic lawn

Kanadische Wasserpest

(Elodea canadensis)

1%

Type: Submerged vegetation

Ähriges Tausendblatt

(Myriophyllum spicatum)

2%

Type: Submerged vegetation

Stachelspitziges Laichkraut

(Potamogeton friesii)

2%

Type: Submerged vegetation

Haarblättriges Laichkraut

(Potamogeton trichoides)

70%

Type: Submerged vegetation

Schimmerndes Laichkraut

(Potamogeton x nitens)

2%

Type: Submerged vegetation

Spreizender Wasserhahnenfuß

(Ranunculus circinatus)

2%

Type: Submerged vegetation

Gewöhnliches Quellmoos

(Fontinalis antipyretica)

1%

Type: Floating mats

Schwanenblume

(Butomus umbellatus)

1%

Type: Submerged vegetation

Spitzblättriges Laichkraut

(Potamogeton acutifolius)

1%

Type: Submerged vegetation

Weidengebüsch

(Salicion elaeagni)

Type: Shore vegetation

Röhricht

(Phragmites australis)

Type: Shore vegetation

Erlen-Bruchwald

(Alnetea glutinosae)

Type: Shore vegetation