Rivière· 6 segments
Sulm
Crosses 2 administrative regions : Deutschlandsberg, Leibnitz
Total length
54km
Max discharge
14,5m³/s
Max Strahler
4
Segments matched
6
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- LeibnitzSteiermark · Austria37.6 kmin this dpt
- DeutschlandsbergSteiermark · Austria0.7 kmin this dpt
19 intersecting protected areas
Südsteirisches Weinland
IUCN VNature Park
Landscape Protection Area
Demmerkogel-Südhänge, Wellinggraben mit Sulm-, Saggau- und Laßnitzabschnitten und Pößnitzbach
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Demmerkogel-Südhänge, Wellinggraben mit Sulm-, Saggau- und Laßnitzabschnitten und Pößnitzbach
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Landscape Protection Area
Nature Reserve
Wildoner Buchkogel
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Laßnitzau
IUCN VLandscape Protection Area
Nature Reserve
10 more protected areassorted by area
Nature Reserve
Hallstattzeitliche Nekropole
IUCN IVProtected Landscape Section
Nature Reserve
Nature Reserve
Protected Landscape Section
Protected Landscape Section
Nature Reserve
Biotop Gleinstätten
IUCN IIIProtected Landscape Section
Burgstall, Kelzenwert
IUCN IIIProtected Landscape Section
Fledermausvorkommen
IUCN IVNature Reserve
1 page = 1 named river (aggregation of 6 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
2 255 distinct species · 6 298 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Sulm : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 31 interactions GloBI sur 5 types (connectance 9.5%, filtre Serrano α=0.2). 4 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
54km
Max discharge
14,5m³/s
Max Strahler
4
Segments matched
6
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.