Rivière· 36 segments
San Bernard River
Crosses 5 administrative regions : Austin, Brazoria, Colorado, Fort Bend, Wharton
Total length
234km
Max discharge
30,8m³/s
Max Strahler
4
Segments matched
36
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
8 intersecting protected areas
San Bernard
IUCN IVNational Wildlife Refuge
Marine Protected Area
Marine Protected Area
Justin Hurst
IUCN VWildlife Management Area
Attwater Prairie Chicken
IUCN IVNational Wildlife Refuge
Private Conservation Land
Us-Tx-73-1
IUCN Not AssignedConservation Easement
Us-Tx-142-4
IUCN Not AssignedConservation Easement
1 page = 1 named river (aggregation of 36 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
181 distinct species · 1 033 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 San Bernard River : 31 espèces reliées par 95 interactions GloBI sur 4 types (connectance 9.6%, filtre Serrano α=0.2). 14 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
234km
Max discharge
30,8m³/s
Max Strahler
4
Segments matched
36
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.