Abgrabungsgewässer Grube Fernie

A - excellent

10. August 2025

Habitat StructuresA

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

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 A
(Lower Macrophyte Limit)
Lower Macrophyte Limit 12.0 Meter

Overall RatingA - excellent

Species
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Gegensätzliche Armleuchteralge

(Chara contraria)

1%

Type: Basic lawn

Zerbrechliche Armleuchteralge

(Chara globularis)

10%

Type: Basic lawn

Gewöhnliche Armleuchteralge

(Chara vulgaris)

1%

Type: Basic lawn

Stachelspitzige Glanzleuchteralge

(Nitella mucronata)

10%

Type: Basic lawn

Dunkle Glanzleuchteralge

(Nitella opaca)

10%

Type: Basic lawn

Glanzleuchteralgen

(Nitella spec.)

1%

Type: Basic lawn

Stern-Armleuchteralge

(Nitellopsis obtusa)

10%

Type: Basic lawn

Raues Hornblatt

(Ceratophyllum demersum)

1%

Type: Submerged vegetation

Kanadische Wasserpest

(Elodea canadensis)

1%

Type: Submerged vegetation

Gewöhnlicher Tannenwedel

(Hippuris vulgaris)

20%

Type: Submerged vegetation

Wasserminze

(Mentha aquatica)

1%

Type: Submerged vegetation

Ähriges Tausendblatt

(Myriophyllum spicatum)

20%

Type: Submerged vegetation

Krauses Laichkraut

(Potamogeton crispus)

2%

Type: Submerged vegetation

Haarblättriges Laichkraut

(Potamogeton trichoides)

1%

Type: Submerged vegetation

Spreizender Wasserhahnenfuß

(Ranunculus circinatus)

1%

Type: Submerged vegetation

Kamm-Laichkraut

(Stuckenia pectinata)

2%

Type: Submerged vegetation

Gelbe Teichrose

(Nuphar lutea)

2%

Type: Floating leaf lawn

Wasser-Knöterich

(Persicaria amphibia)

1%

Type: Floating leaf lawn

Weidengebüsch

(Salicion elaeagni)

Type: Shore vegetation

Röhricht

(Phragmites australis)

Type: Shore vegetation