Lankhagensee

A - excellent

5. September 2023

Habitat StructuresA

CriterionValue
Score charophyceaeA
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 C
Anthropogenic Influences on <10% of the surveyed area
Natural Shore Accretion absent on <10% of the shoreline
Lower macrophyte boundary B
(Lower Macrophyte Limit)
Lower Macrophyte Limit 7.0 Meter

Overall RatingA - excellent

Species
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Gegensätzliche Armleuchteralge

(Chara contraria)

4%

Type: Basic lawn

Zerbrechliche Armleuchteralge

(Chara globularis)

4%

Type: Basic lawn

Hornblättrige Armleuchteralge

(Chara tomentosa)

40%

Type: Basic lawn

Glanzleuchteralgen

(Nitella spec.)

20%

Type: Basic lawn

Raues Hornblatt

(Ceratophyllum demersum)

20%

Type: Submerged vegetation

Ähriges Tausendblatt

(Myriophyllum spicatum)

4%

Type: Submerged vegetation

Großes Nixkraut

(Najas marina)

4%

Type: Submerged vegetation

Krauses Laichkraut

(Potamogeton crispus)

1%

Type: Submerged vegetation

Durchwachsenes Laichkraut

(Potamogeton perfoliatus)

2%

Type: Submerged vegetation

Kamm-Laichkraut

(Stuckenia pectinata)

4%

Type: Submerged vegetation

Weiße Seerose

(Nymphaea alba)

4%

Type: Floating leaf lawn

Gewöhnliches Quellmoos

(Fontinalis antipyretica)

4%

Type: Floating mats

Gewöhnlicher Wasserschlauch

(Utricularia vulgaris)

4%

Type: Floating mats

Weidengebüsch

(Salicion elaeagni)

Type: Shore vegetation

Röhricht

(Phragmites australis)

Type: Shore vegetation

Erlen-Bruchwald

(Alnetea glutinosae)

Type: Shore vegetation