Rivière· 15 segments
Intracoastal Waterway Alternate Route
Crosses 5 administrative regions : Assumption, Iberia, Iberville, Saint Martin, Saint Mary
Total length
56km
Max discharge
227,6m³/s
Max Strahler
5
Segments matched
15
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
- Saint MartinLouisiana · United States39.4 kmin this dpt
- IbervilleLouisiana · United States23.0 kmin this dpt
- Saint MaryLouisiana · United States10.0 kmin this dpt
- IberiaLouisiana · United States8.9 kmin this dpt
- AssumptionLouisiana · United States0.0 kmin this dpt
1 intersecting protected areas
Private Conservation Land
1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
106 distinct species · 759 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 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 Intracoastal Waterway Alternate Route : 31 espèces reliées par 74 interactions GloBI sur 3 types (connectance 8.2%, filtre Serrano α=0.2). 12 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
56km
Max discharge
227,6m³/s
Max Strahler
5
Segments matched
15
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.