Schweriner Innensee

B - good

17. October 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)
Lower Macrophyte Limit 4.5 Meter

Overall RatingB - good

Species
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Zerbrechliche Armleuchteralge

(Chara globularis)

1%

Type: Basic lawn

Kanadische Wasserpest

(Elodea canadensis)

3%

Type: Submerged vegetation

Nuttalls Wasserpest / Schmalblättrige Wasserpest

(Elodea nuttallii)

2%

Type: Submerged vegetation

Ähriges Tausendblatt

(Myriophyllum spicatum)

7%

Type: Submerged vegetation

Quirliges Tausendblatt

(Myriophyllum verticillatum)

6%

Type: Submerged vegetation

Durchwachsenes Laichkraut

(Potamogeton perfoliatus)

5%

Type: Submerged vegetation

Spreizender Wasserhahnenfuß

(Ranunculus circinatus)

5%

Type: Submerged vegetation

Gewöhnliche Teichsimse

(Schoenoplectus lacustris)

2%

Type: Submerged vegetation

Kamm-Laichkraut

(Stuckenia pectinata)

4%

Type: Submerged vegetation

Weidengebüsch

(Salicion elaeagni)

Type: Shore vegetation

Röhricht

(Phragmites australis)

Type: Shore vegetation

Erlen-Bruchwald

(Alnetea glutinosae)

Type: Shore vegetation