HydroBASINS lev08 watershed · #8080116690
Bassin de Nigikpalvgururvrak Creek
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 1 administrative regions : Northwest Arctic
Sub-basin area
297,7km²
Upstream area
2 311km²
Discharge
22,71m³/s
Mean elev.
910m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Igning River302 km²
- Bassin de Karumnulima Creek260 km²
1 dept-equivalent regions (GADM L2)
- 299.8 km²100.0% of basin
2 intersecting protected areas
Gates of the Arctic
IUCN IbWilderness Area
299.85 km² overlap
Gates of the Arctic
IUCN VNational Preserve
299.85 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
84 distinct species · 603 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Bassin de Nigikpalvgururvrak Creek : 22 espèces reliées par 56 interactions GloBI sur 3 types (connectance 11.3%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
-12,0°C
Annual rain
284mm
Moisture idx (CMI)
-0,03
Runoff
305mm/an
PET
295mm
AET
229mm
Mean slope
13,5°
Water table
318cm
Forest
0%
Crops
0%
Urban
0%
Protected
99%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)