Limited-conservation area · est
Võrtsjärve hoiuala (Viljandi)
- Area
- 174 km²
- IUCN cat.
- VI
- Year
- 2005
Overview
- Designation
- Limited-conservation area
- IUCN category
- VI · Aire protégée avec utilisation durable
Conservation + utilisation durable des ressources
- Established
- 2005
- Managing authority
- Ministry of Environment, Narva mnt 7a, Tallinn, Estonia
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 352 distinct species · 8 720 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Võrtsjärve hoiuala (Viljandi) : 32 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 82 interactions GloBI sur 6 types (connectance 10.5%, 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).
Hydrology6 basins · 1 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
21,2km
Lake surface here
163,83km²
Basins crossed
6
Max stream order
3
Max drainage
3 543km²
Discharge in basins
6,3m³/s
Mean precip.
622mm/an
Mean T°
5,2°C
Moisture idx
0,09
Max snow
37%
Mean runoff
290mm/an
Mean elev. (basins)
63m
Watersheds crossing here
- Bassin de Ärma jõgisub-area756,4 km²overlap47.36 km²27%
- Bassin de Tarvastu jõgisub-area214,3 km²overlap38.51 km²22%
- Bassin de Õhne jõgisub-area661,6 km²overlap34.33 km²20%
- Bassin de Nigula ojasub-area162,3 km²overlap31.29 km²18%
- Bassin de Purtsi jõgisub-area490,4 km²overlap20.97 km²12%
- Bassin de Rõngu jõgisub-area202 km²overlap1.31 km²1%
Lakes (1, top by area)
Rivers / streams (7, ord ≥ 4)
- Õhne jõgiord 3len here4.70 km5%total104 km
- Meleski ojaord 1len here4.44 km32%total14 km
- Leie ojaord 1len here4.30 km54%total8 km
- Väluste ojaord 1len here3.44 km38%total9 km
- Tänassilma jõgiord 3len here2.23 km7%total31 km
- Oiu pkrord 1len here1.90 km13%total14 km
- Tarvastu jõgiord 2len here0.19 km1%total30 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
- 58.26597, 26.00366
- 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.