Rivière· 10 segments
West Pearl River
Crosses 1 administrative regions : Saint Tammany
Total length
58km
Max discharge
374,5m³/s
Max Strahler
5
Segments matched
10
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- Saint TammanyLouisiana · United States37.4 kmin this dpt
8 intersecting protected areas
Bogue Chitto
IUCN IVNational Wildlife Refuge
National Wildlife Refuge
Conservation Easement
West Pearl River
IUCN VState Wild or Scenic River
Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), St. Tammany, LA
IUCN Not AssignedConservation Easement
Wilson Slough (bayou)
IUCN VState Wild or Scenic River
Holmes Bayou
IUCN VState Wild or Scenic River
Bradley Slough (bayou)
IUCN VState Wild or Scenic River
1 page = 1 named river (aggregation of 10 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
254 distinct species · 798 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 West Pearl River : 34 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 91 interactions GloBI sur 5 types (connectance 9.2%, filtre Serrano α=0.2). 11 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
58km
Max discharge
374,5m³/s
Max Strahler
5
Segments matched
10
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.