Ruisseau· 4 segments

Thyra

Crosses 2 administrative regions : Mansfeld-Südharz, Nordhausen

ruisseau

Total length

19km

Max discharge

1,1m³/s

Max Strahler

Segments matched

River geography2 admin regions · 0 communes

Parent watershed

hybas-20803956001377 km²

2 administrative regions crossed (GADM L2)

Mansfeld-Südharz
Sachsen-Anhalt · Germany
17.5 km
in this dpt
Nordhausen
Thüringen · Germany
0.0 km
in this dpt

25 intersecting protected areas

Harz und südliches Harzvorland
IUCN V
Landscape Protection Area
Kaarstlandschaft Südharz
IUCN Not Assigned
biosphere reserve
Karstlandschaft Südharz, Entwicklungszone
IUCN Not Assigned
biosphere reserve - transition area
Südharz
IUCN V
Landscape Protection Area
Karstlandschaft Südharz, Pflegezone
IUCN Not Assigned
biosphere reserve - buffer zone
Buntsandstein- und Gipskarstlandschaft bei Questenberg im Südharz
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Alter Stolberg
IUCN V
Landscape Protection Area
Gipskarstlandschaft Questenberg
IUCN IV
Nature Reserve
Buchenwälder um Stolberg
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)

16 more protected areassorted by area

Buchenwälder um Stolberg
IUCN Not Reported
Special Protection Area (Birds Directive)
Südharzer Gipskarst
IUCN Not Reported
Special Protection Area (Birds Directive)
Helmestausee Berga-Kelbra
IUCN V
Wetland of International Importance (Ramsar Site)
Helmestausee Berga-Kelbra
IUCN V
Landscape Protection Area
Karstlandschaft Südharz, Kernzone
IUCN Not Assigned
biosphere reserve - core area
Helmestausee Berga-Kelbra (Anteil Sachsen-Anhalt)
IUCN Not Reported
Special Protection Area (Birds Directive)
NSG Alter Stolberg
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Alter Stolberg
IUCN IV
Nature Reserve
Gewässersystem der Helmeniederung
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Alter Stolberg und Heimkehle im Südharz
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Gipskarstlandschaft Heimkehle
IUCN IV
Nature Reserve
Reesberg
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Alter Stolberg(Sachsen-Anhalt) u.Grasburger Wiesen
IUCN IV
Nature Reserve
Thyra im Südharz
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Haingrund und Organistenwiese bei Stolberg
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Pferdekopf
IUCN IV
Nature Reserve

1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

971 distinct species · 1 533 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 33 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Thyra : 23 espèces reliées par 87 interactions GloBI sur 6 types (connectance 15.5%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.155

Patrimoniales

Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)