Malkwitzer See

A - excellent

20. May 2026

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 B
Anthropogenic Influences on <10% of the surveyed area
Natural Shore Accretion absent on <10% of the shoreline
Lower macrophyte boundary C
(Lower Macrophyte Limit)
Shallow Water Macrophyte Limit 1.8 Meter
Middle Macrophyte Limit 3.2 Meter
Lower Macrophyte Limit 3.8 Meter

Overall RatingA - excellent

Species
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Zerbrechliche Armleuchteralge

(Chara globularis)

9%

Type: Basic lawn

Kurzstachelige Armleuchteralge

(Chara papillosa f. intermedia)

7%

Type: Basic lawn

Hornblättrige Armleuchteralge

(Chara tomentosa)

35%

Type: Basic lawn

Glanzleuchteralgen

(Nitella spec.)

2%

Type: Basic lawn

Raues Hornblatt

(Ceratophyllum demersum)

3%

Type: Submerged vegetation

Ähriges Tausendblatt

(Myriophyllum spicatum)

4%

Type: Submerged vegetation

Untergetauchte Wasserlinse / Dreifurchige Wasserlinse

(Lemna trisulca)

1%

Type: Floating mats

Gewöhnlicher Wasserschlauch

(Utricularia vulgaris)

1%

Type: Floating mats

Stachelspitziges Laichkraut

(Potamogeton friesii)

5%

Type: Submerged vegetation

Kamm-Laichkraut

(Stuckenia pectinata)

3%

Type: Submerged vegetation

Weidengebüsch

(Salicion elaeagni)

Type: Shore vegetation

Röhricht

(Phragmites australis)

Type: Shore vegetation

Erlen-Bruchwald

(Alnetea glutinosae)

Type: Shore vegetation