National Park · arm
Sevan
- Area
- 1 511 km²
- IUCN cat.
- II
- Year
- 1978
Overview
- Designation
- National Park
- IUCN category
- II · Parc national
Écosystèmes préservés + récréation grand public
- Established
- 1978
- Managing authority
- Ministry of Environment
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 933 distinct species · 20 244 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Sevan : 25 espèces reliées par 87 interactions GloBI sur 4 types (connectance 14.6%, 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).
Hydrology7 basins · 3 lakes · 21 rivers
Hydrology metrics for this exact territory
Stream length here
77,3km
Lake surface here
1 241,23km²
Basins crossed
7
Max stream order
5
Max drainage
6 019km²
Discharge in basins
7,2m³/s
Mean precip.
532mm/an
Mean T°
4,7°C
Moisture idx
-0,35
Max snow
38%
Mean runoff
35mm/an
Mean elev. (basins)
2 152m
Watersheds crossing here
- Bassin de Արծվանիստsub-area1 176,8 km²overlap597.49 km²40%
- Basin #33320sub-area291,2 km²overlap264.29 km²17%
- Bassin de Հրազդանsub-area1 900,5 km²overlap229.03 km²15%
- Bassin de Ծակքարsub-area936,4 km²overlap187.79 km²12%
- Bassin de Գավառագետsub-area589,2 km²overlap103.38 km²7%
- Bassin de Կարճաղբյուրsub-area484,9 km²overlap90.78 km²6%
- Bassin de Սոթքsub-area640,1 km²overlap37.92 km²3%
Lakes (3, top by area)
Rivers / streams (21, ord ≥ 4)
- Գավառագետord 3len here8.00 km17%total47 km
- Սողոյ հառուord 1len here6.54 km68%total10 km
- Հավսաթաղքord 1len here5.62 km58%total10 km
- Հրազդանord 5len here5.24 km3%total193 km
- Փամբակord 4len here5.24 km6%total86 km
- Վարդենիսord 2len here4.92 km19%total25 km
- Լիճքord 2len here4.86 km76%total6 km
- Արգիչիord 3len here4.79 km36%total13 km
- Խրբեկներord 1len here4.62 km54%total9 km
- Ծակքարord 3len here3.83 km9%total41 km
- Արծվանիստord 2len here3.61 km11%total32 km
- Աստղաձորord 1len here3.34 km19%total17 km
9 more river segmentssorted by Strahler order + length
- Կարճաղբյուրord 2len here2.92 km9%total33 km
- Լուսակունքord 3len here2.75 km25%total11 km
- Ձկնագետord 2len here2.34 km13%total18 km
- Շամփուրord 1len here2.15 km37%total6 km
- Տանձուտord 2len here1.76 km8%total21 km
- Աղբերքord 1len here1.61 km21%total8 km
- Ջիլord 1len here1.31 km31%total4 km
- Դրախտիկord 1len here1.18 km14%total8 km
- Արգիճիord 3len here0.63 km2%total27 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
- 40.38616, 45.33363
- 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.