Wetland of International Importance (Ramsar Site) · arm
Lake Sevan
- Area
- 4 741 km²
- IUCN cat.
- II
- Year
- 1993
Overview
- Designation
- Wetland of International Importance (Ramsar Site)
- IUCN category
- II · Parc national
Écosystèmes préservés + récréation grand public
- Established
- 1993
- Managing authority
- “Lake Sevan” National Park State Non-commercial Organization
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
2 379 distinct species · 26 156 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 Lake Sevan : 26 espèces + 4 bulles famille, 52 interactions GloBI documentées sur 3 types (connectance 12.0%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology16 basins · 3 lakes · 34 rivers
Hydrology metrics for this exact territory
Stream length here
550,9km
Lake surface here
1 244,36km²
Basins crossed
16
Max stream order
5
Max drainage
40 574km²
Discharge in basins
15,3m³/s
Mean precip.
535mm/an
Mean T°
4,4°C
Moisture idx
-0,33
Max snow
52%
Mean runoff
33mm/an
Mean elev. (basins)
2 219m
Watersheds crossing here
- Bassin de Արծվանիստsub-area1 176,8 km²overlap1171.84 km²25%
- Bassin de Ծակքարsub-area936,4 km²overlap928.77 km²20%
- Bassin de Սոթքsub-area640,1 km²overlap632.59 km²13%
- Bassin de Հրազդանsub-area1 900,5 km²overlap621.88 km²13%
- Bassin de Գավառագետsub-area589,2 km²overlap578.15 km²12%
- Bassin de Կարճաղբյուրsub-area484,9 km²overlap475.22 km²10%
- Basin #33320sub-area291,2 km²overlap291.04 km²6%
- Bassin de Ազատsub-area1 732,8 km²overlap14.02 km²0%
- Bassin de Կոտայքի ջրանցքsub-area431,4 km²overlap6.50 km²0%
7 more basinssorted by overlap
- Bassin de Şəmkirçaysub-area1 107,4 km²overlap5.66 km²0%
- Bassin de Արփաsub-area2 500,9 km²overlap5.14 km²0%
- Bassin de Աղստևsub-area2 466,5 km²overlap4.54 km²0%
- Bassin de Tərtər çayısub-area2 675,8 km²overlap4.04 km²0%
- Bassin de Kürsub-area2 292,9 km²overlap0.89 km²0%
- Basin #97350sub-area125,3 km²overlap0.86 km²0%
- Bassin de Araz / ارسsub-area2 297,6 km²overlap0.08 km²0%
Lakes (3, top by area)
Rivers / streams (34, ord ≥ 4)
- Գավառագետord 3len here47.18 km100%total47 km
- Ծակքարord 3len here41.25 km100%total41 km
- Սոթքord 2len here35.51 km100%total35 km
- Մասրիկord 3len here35.43 km100%total35 km
- Կարճաղբյուրord 2len here32.50 km100%total33 km
- Արծվանիստord 2len here32.15 km100%total32 km
- Արգիճիord 3len here26.81 km100%total27 km
- Վարդենիսord 2len here25.33 km100%total25 km
- Նազարխանաord 2len here21.74 km100%total22 km
- Հելոիձորord 2len here19.28 km100%total19 km
- Գայլաձորord 2len here19.23 km100%total19 km
- Գրիձորord 1len here17.68 km100%total18 km
22 more river segmentssorted by Strahler order + length
- Ձկնագետord 2len here17.43 km95%total18 km
- Աստղաձորord 1len here17.19 km100%total17 km
- Մարտունիord 1len here14.78 km100%total15 km
- Արգիչիord 3len here13.27 km100%total13 km
- Լուսակունքord 3len here11.02 km100%total11 km
- Ձորագյուղord 1len here10.90 km100%total11 km
- Արգիչաord 1len here10.56 km100%total11 km
- Սողոյ հառուord 1len here9.66 km100%total10 km
- Հավսաթաղքord 1len here9.65 km100%total10 km
- Փամբակord 4len here9.49 km11%total86 km
- Հրազդանord 5len here8.89 km5%total193 km
- Խրբեկներord 1len here8.62 km100%total9 km
- Դրախտիկord 1len here8.45 km100%total8 km
- Աղբերքord 1len here7.79 km100%total8 km
- Դաշտիգետord 1len here7.03 km100%total7 km
- Չինգիլord 1len here6.86 km100%total7 km
- Լիճքord 2len here6.40 km100%total6 km
- Շամփուրord 1len here5.80 km100%total6 km
- Տանձուտord 2len here5.00 km24%total21 km
- Ջիլord 1len here4.28 km100%total4 km
- Լուսակունքի ջրանցքord 2len here3.60 km100%total4 km
- Սարիջուրord 1len here0.10 km9%total1 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
- 40.27091, 45.43899
- 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.