National Historic Landmark · usa
Attu Battlefield And U.s. Army And Navy Airfields
- Area
- 444 km²
- IUCN cat.
- V
- Year
- 1985
Overview
- Designation
- National Historic Landmark
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1985
- Managing authority
- U.S. Fish and Wildlife Service
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 183 distinct species · 40 710 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Attu Battlefield And U.s. Army And Navy Airfields : 19 espèces reliées par 69 interactions GloBI sur 3 types (connectance 19.7%, 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).
Hydrology1 basins · 4 lakes · 9 rivers
Hydrology metrics for this exact territory
Stream length here
49,2km
Lake surface here
2,15km²
Basins crossed
1
Max stream order
2
Max drainage
1 228km²
Discharge in basins
3,0m³/s
Mean precip.
1 203mm/an
Mean T°
2,7°C
Moisture idx
0,71
Max snow
54%
Mean runoff
883mm/an
Mean elev. (basins)
235m
Watersheds crossing here
Lakes (4, top by area)
Rivers / streams (9, ord ≥ 4)
- O'Donnell Creekord 1len here10.79 km100%total11 km
- Addison Creekord 2len here9.52 km100%total10 km
- Peaceful Riverord 1len here6.61 km100%total7 km
- Nicholas Riverord 1len here6.22 km100%total6 km
- Ballentine Creekord 2len here5.04 km95%total5 km
- Diehm Creekord 1len here3.65 km57%total6 km
- Scout Creekord 1len here3.48 km100%total3 km
- Temnac Riverord 2len here3.43 km27%total13 km
- Darroh Creekord 1len here0.42 km100%total0 km
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
- 52.88305, 173.19448
- 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.