Ontologia

Rivière

Tersoalster Sylroede

Crosses 4 administrative regions : De Fryske Marren, Heerenveen, Leeuwarden, Súdwest-Fryslân

rivière

Total length

3km

Max discharge

13,1m³/s

Max Strahler

4

Segments matched

1

River geography4 admin regions · 0 communes

Parent watershed

hybas-2080023390890 km²

4 administrative regions crossed (GADM L2)

4 intersecting protected areas

  • NNN-FR

    IUCN Not Assigned

    Nature Reserves owned by professional nature management organizations

  • Sneekermeergebied

    IUCN IV

    Wetland of International Importance (Ramsar Site)

  • Sneekermeergebied

    IUCN IV

    Nature Conservation Act

  • Sneekermeergebied

    IUCN Not Reported

    Special Protection Area (Birds Directive)

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

Species present

1 220 distinct species · 10 875 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 34 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

Indicateurs du tissu écologique

Tissu écologique de Tersoalster Sylroede : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 115 interactions GloBI sur 6 types (connectance 17.3%, filtre Serrano α=0.2). 19 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
115
Connectance
0.173
Patrimoniales
1
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)

Total length

3km

Max discharge

13,1m³/s

Max Strahler

4

Segments matched

1

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.