Designated - Scenic · usa
Delta River
- Area
- 100 km²
- IUCN cat.
- V
- Year
- 1980
Overview
- Designation
- Designated - Scenic
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1980
- Managing authority
- Bureau of Land Management
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
374 distinct species · 14 374 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 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 Delta River : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 101 interactions GloBI sur 4 types (connectance 14.4%, 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).
Hydrology3 basins · 18 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
42,2km
Lake surface here
13,54km²
Basins crossed
3
Max stream order
3
Max drainage
2 316km²
Discharge in basins
2,2m³/s
Mean precip.
255mm/an
Mean T°
-6,2°C
Moisture idx
-0,47
Max snow
70%
Mean runoff
655mm/an
Mean elev. (basins)
1 118m
Watersheds crossing here
Lakes (18, top by area)
- Long Tangle Lakearea4,1 km²avg depth15.1 m
- Upper Tangle Lakearea2,3 km²avg depth8.0 m
- Lake #50179area1,7 km²avg depth3.3 m
- Tangle Lakesarea1,5 km²avg depth9.5 m
- Lake #50207area1 km²avg depth3.6 m
- Lac 534952area1 km²avg depth6.0 m
- Lac 534913area0,4 km²avg depth2.9 m
- Lac 534237area0,2 km²avg depth3.0 m
- Lac 535085area0,2 km²avg depth2.1 m
9 more lakes
- Lac 534665area0,2 km²avg depth2.5 m
- Lac 534617area0,2 km²avg depth2.6 m
- Lac 534618area0,1 km²avg depth2.8 m
- Lac 529845area0,1 km²avg depth4.5 m
- Lac 534563area0,1 km²avg depth2.8 m
- Lac 535514area0,1 km²avg depth2.3 m
- Lac 534997area0,1 km²avg depth3.3 m
- Lac 535312area0,1 km²avg depth1.8 m
- Lac 534503area0,1 km²avg depth4.6 m
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 63.05544, -145.99373
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.