Ontologia

Rivière· 30 segments

Río Eresma

Crosses 2 administrative regions : Segovia, Valladolid

rivière

Total length

133km

Max discharge

7,3m³/s

Max Strahler

4

Segments matched

30

River geography2 admin regions · 0 communes

Parent watershed

hybas-20806141102847 km²

2 administrative regions crossed (GADM L2)

  • Segovia
    Castilla y León · Spain
    108.6 km
    in this dpt
  • Valladolid
    Castilla y León · Spain
    28.8 km
    in this dpt

6 intersecting protected areas

1 page = 1 named river (aggregation of 30 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

117 distinct species · 335 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 48 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 Río Eresma : 43 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 92 interactions GloBI sur 6 types (connectance 8.2%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
48
Interactions affichées
92
Connectance
0.082
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

133km

Max discharge

7,3m³/s

Max Strahler

4

Segments matched

30

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