Ruisseau
Arriu Nere
Crosses 1 administrative regions : Lleida
Total length
8km
Max discharge
0,5m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- LleidaCataluña · Spain7.9 kmin this dpt
5 intersecting protected areas
Era Artiga de Lin-Eth Portilhon
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Era Artiga de Lin-Eth Portilhon
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Artiga de Lin, Era
IUCN VProtection Plan
Arribèra deth Garona
IUCN VProtection Plan
Riu Garona
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 616 distinct species · 8 738 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Arriu Nere : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 72 interactions GloBI sur 6 types (connectance 12.1%, filtre Serrano α=0.2). 8 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
8km
Max discharge
0,5m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.