Ruisseau
Ritschka
Crosses 1 administrative regions : Bautzen
Total length
6km
Max discharge
1,9m³/s
Max Strahler
3
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- BautzenSachsen · Germany5.4 kmin this dpt
12 intersecting protected areas
Oberlausitzer Heide- und Teichlandschaft
IUCN Not Assignedbiosphere reserve
Biosphärenreservat Oberlausitzer Heide- und Teichlandschaft
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Oberlausitzer Heide- und Teichlandschaft, Entwicklungszone
IUCN Not Assignedbiosphere reserve - transition area
Oberlausitzer Heide- und Teichlandschaft
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Nature Reserve
Oberlausitzer Heide- und Teichlandschaft, Pflegezone
IUCN Not Assignedbiosphere reserve - buffer zone
Feldgebiete in der östlichen Oberlausitz
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Basalt- und Phonolithkuppen der östlichen Oberlausitz
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Täler um Weißenberg
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
3 more protected areassorted by area
Separate Fledermausquartiere und -habitate in der Lausitz
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Auwald und Eisenberg Guttau
IUCN IVNature Reserve
Dubrauker Horken
IUCN IVNature Reserve
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 793 distinct species · 8 796 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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).
Indicateurs du tissu écologique
Tissu écologique de Ritschka : 31 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 83 interactions GloBI sur 4 types (connectance 10.6%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
6km
Max discharge
1,9m³/s
Max Strahler
3
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.