Flacher See

B - good

14. August 2025


Habitat StructuresB

CriterionValue
Score charophyceaeC
Number of different typically formed accretion structures, such as swamp forest, willow bushes, reeds, etc. A

Species Inventory – Habitat TypicalB

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

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 B
(Lower Macrophyte Limit)
Shallow Water Macrophyte Limit 3.0 Meter
Middle Macrophyte Limit 4.2 Meter
Lower Macrophyte Limit 7.5 Meter

Overall RatingB - good


Species
Loading...

Zerbrechliche Armleuchteralge

(Chara globularis)

2%

Type: Basic lawn

Hornblättrige Armleuchteralge

(Chara tomentosa)

2%

Type: Basic lawn

Raues Hornblatt

(Ceratophyllum demersum)

2%

Type: Submerged vegetation

Kanadische Wasserpest

(Elodea canadensis)

3%

Type: Submerged vegetation

Ähriges Tausendblatt

(Myriophyllum spicatum)

1%

Type: Submerged vegetation

Krauses Laichkraut

(Potamogeton crispus)

1%

Type: Submerged vegetation

Stachelspitziges Laichkraut

(Potamogeton friesii)

1%

Type: Submerged vegetation

Spiegelndes Laichkraut

(Potamogeton lucens)

2%

Type: Submerged vegetation

Spreizender Wasserhahnenfuß

(Ranunculus circinatus)

1%

Type: Submerged vegetation

Gewöhnliche Teichsimse

(Schoenoplectus lacustris)

1%

Type: Submerged vegetation

Krebsschere (untergetaucht)

(Stratiotes aloides submers)

1%

Type: Submerged vegetation

Gelbe Teichrose

(Nuphar lutea)

1%

Type: Floating leaf lawn

Gewöhnliches Pfeilkraut

(Sagittaria sagittifolia)

1%

Type: Floating leaf lawn

Gewöhnliches Quellmoos

(Fontinalis antipyretica)

3%

Type: Floating mats

Weidengebüsch

(Salicion elaeagni)

Type: Shore vegetation

Röhricht

(Phragmites australis)

Type: Shore vegetation

Gewöhnliche Wasserschraube

(vallisneria spiralis)

Type: Submerged vegetation