Research Natural Area · usa
Firth-Mancha Rna
- Area
- 2 082 km²
- IUCN cat.
- Ia
- Year
- 1980
Overview
- Designation
- Research Natural Area
- IUCN category
- Ia · Réserve naturelle intégrale
Protection stricte, accès limité aux fins scientifiques
- Established
- 1980
- Managing authority
- U.S. Fish and Wildlife Service
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
568 distinct species · 2 175 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Firth-Mancha Rna : 18 espèces reliées par 32 interactions GloBI sur 3 types (connectance 9.8%, 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).
Hydrology8 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
71,2km
Basins crossed
8
Max stream order
4
Max drainage
4 577km²
Discharge in basins
3,9m³/s
Mean precip.
162mm/an
Mean T°
-13,6°C
Moisture idx
-0,40
Max snow
66%
Mean runoff
96mm/an
Mean elev. (basins)
881m
Watersheds crossing here
- Bassin de Firth Riversub-area1 051,1 km²overlap1016.26 km²49%
- Bassin de Mancha Creeksub-area961,6 km²overlap962.07 km²46%
- Bassin de Firth Riversub-area500,1 km²overlap47.61 km²2%
- Bassin de Old Crow Riversub-area1 609 km²overlap22.48 km²1%
- Bassin de Coleen Riversub-area1 030,3 km²overlap13.85 km²1%
- Bassin de Coleen Riversub-area2 430,3 km²overlap9.45 km²0%
- Bassin de Kongakut Riversub-area2 062,8 km²overlap5.43 km²0%
- Bassin de Joe Creeksub-area940,6 km²overlap5.18 km²0%
Rivers / streams (2, 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
- 68.68370, -141.55882
- 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.