Valdaiskiy
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 2004
2 034 km²
District · RUS
Ostashkovskiy rayon
Russia
DfbCold, no dry season, warm summer(100 %)
Species observed
1 144
Observations
6 428
Area
3 015km²
Ecological tissue
Sample of 38 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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Ostashkovskiy rayon : 33 espèces reliées par 68 interactions GloBI sur 5 types (connectance 9.2%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
39
Interactions affichées
68
Connectance
0.092
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 144 distinct species · 6 428 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
4,7°C
Annual rain
750mm
Warmest m°
21,0°C
Coldest m°
-10,1°C
Elevation: 227 m on average (min 198 m, max 278 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
4,7°C
Annual rain
750mm
Warmest month
21,0°C
Coldest month
-10,1°C
Mean alt.
227m
Min
198m
Max
278m
Std. dev.
15m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,2
Org. C
110,8g/kg
Clay
16,0%
Sand
51,9%
Silt
32,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,1
Org. C
149,9g/kg
Clay
16,4%
Sand
51,1%
Silt
32,5%
5–15 cm
pH H₂O
5,2
Org. C
112,4g/kg
Clay
15,5%
Sand
52,5%
Silt
32,0%
15–30 cm
pH H₂O
5,3
Org. C
70,3g/kg
Clay
16,2%
Sand
52,0%
Silt
31,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest71.6%
Crops3.6%
Built-up0.0%
Bare soil0.1%
Other (grassland, water…)24.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology12 basins · 50 lakes · 31 rivers
Hydrology metrics for this exact territory
Stream length here
403,2km
Lake surface here
282,89km²
Basins crossed
12
Max stream order
5
Max drainage
4 161km²
Discharge in basins
49,6m³/s
Mean precip.
659mm/an
Mean T°
3,6°C
Moisture idx
0,06
Max snow
47%
Mean runoff
267mm/an
Mean elev. (basins)
228m
Watersheds crossing here
- Bassin de Глушицаsub-area675,9 km²overlap640.29 km²21%
- Bassin de Сорогаsub-area591,3 km²overlap570.46 km²19%
- Bassin de Цнаsub-area2 175,7 km²overlap411.35 km²14%
- Bassin de Черемухаsub-area372,4 km²overlap320.90 km²11%
- Bassin de Песочняsub-area1 415,9 km²overlap215.61 km²7%
- Bassin de Зуёвкаsub-area449,1 km²overlap196.88 km²7%
- Bassin de Крапивенкаsub-area166,9 km²overlap161.14 km²5%
- Bassin de Волгаsub-area1 403 km²overlap154.44 km²5%
- Bassin de Шлинаsub-area2 201,9 km²overlap139.32 km²5%
Lakes (50, top by area)
- Ozero Seligerarea147,3 km²avg depth14.9 m
- Ozero Volgoarea74,3 km²avg depth10.1 m
- Ozero Vselugarea71,2 km²avg depth7.9 m
- Полоновкаarea44,5 km²avg depth7.8 m
- Ozero Sigarea30,2 km²avg depth5.7 m
- Ozero Seremoarea15,2 km²avg depth6.3 m
- Ozero Sabroarea12,3 km²avg depth4.0 m
- Селигерarea9,1 km²avg depth5.1 m
- Ozero Soninoarea6,3 km²avg depth4.7 m
41 more lakes
- Ozero Glubokoyearea6,1 km²avg depth5.1 m
- Ozero Kamennoyearea4,7 km²avg depth3.3 m
- Ozero Seremoarea3,6 km²avg depth4.4 m
- Ozero Sermenokarea2,2 km²avg depth4.7 m
- Ozero Berëzovskoyearea2,1 km²avg depth3.7 m
- Ozero Glubokoyearea2 km²avg depth3.9 m
- Ozero Lastsoarea1,1 km²avg depth4.8 m
- Ozero Koregoshcharea1,1 km²avg depth4.3 m
- Lac 1304749area1 km²avg depth3.8 m
- Lac 1304252area0,8 km²avg depth4.7 m
- Lac 1304464area0,8 km²avg depth4.7 m
- Lac 1306180area0,8 km²avg depth4.9 m
- Lac 1304867area0,8 km²avg depth4.8 m
- Lac 1304328area0,6 km²avg depth4.9 m
- Lac 1304115area0,6 km²avg depth3.9 m
- Lac 1304784area0,5 km²avg depth2.9 m
- Lac 1304054area0,3 km²avg depth3.1 m
- Lac 1304779area0,3 km²avg depth4.8 m
- Lac 1304341area0,3 km²avg depth3.1 m
- Lac 1305376area0,3 km²avg depth2.9 m
- Lac 1304826area0,3 km²avg depth4.4 m
- Lac 1304961area0,3 km²avg depth3.3 m
- Lac 1304451area0,3 km²avg depth4.1 m
- Lac 1305015area0,3 km²avg depth3.8 m
- Lac 1303948area0,3 km²avg depth3.6 m
- Lac 1305838area0,3 km²avg depth1.6 m
- Lac 1305878area0,3 km²avg depth0.8 m
- Lac 1305539area0,3 km²avg depth3.3 m
- Lac 1304763area0,2 km²avg depth3.0 m
- Lac 1304912area0,2 km²avg depth3.6 m
- Lac 1304795area0,2 km²avg depth3.8 m
- Lac 1304986area0,2 km²avg depth3.3 m
- Lac 1305721area0,2 km²avg depth2.4 m
- Lac 1304611area0,2 km²avg depth3.5 m
- Lac 1304695area0,2 km²avg depth3.7 m
- Lac 1304377area0,2 km²avg depth3.0 m
- Lac 1305073area0,2 km²avg depth3.5 m
- Lac 1304794area0,2 km²avg depth3.5 m
- Lac 1304140area0,2 km²avg depth2.3 m
- Lac 1304281area0,2 km²avg depth3.3 m
- Lac 1305016area0,2 km²avg depth1.9 m
Rivers / streams (31, ord ≥ 4)
- Цнаord 5len here53.23 km26%total208 km
- Волгаord 9len here33.85 km1%total4678 km
- Сорогаord 2len here31.45 km100%total31 km
- Сиговкаord 5len here28.90 km100%total29 km
- Крапивенкаord 2len here23.45 km78%total30 km
- Селижаровкаord 5len here23.25 km57%total41 km
- Осницкаяord 2len here21.39 km100%total21 km
- Сонкаord 2len here21.11 km100%total21 km
- Черемухаord 2len here19.73 km64%total31 km
- Глушицаord 2len here17.33 km70%total25 km
- Зуёвкаord 2len here16.23 km97%total17 km
- Мшенаord 1len here12.14 km100%total12 km
19 more river segmentssorted by Strahler order + length
- Ёмшаord 2len here11.21 km100%total11 km
- Леменкаord 1len here10.48 km83%total13 km
- Княжаord 3len here9.68 km100%total10 km
- Паникаord 2len here9.36 km100%total9 km
- Тихвинаord 3len here8.71 km15%total59 km
- Полоновкаord 3len here6.69 km100%total7 km
- Ускройняord 2len here6.55 km100%total7 km
- Песчинкаord 1len here5.02 km72%total7 km
- Глубочицаord 2len here4.71 km100%total5 km
- Близнаord 2len here4.52 km100%total5 km
- Кочаord 1len here4.50 km36%total13 km
- Яровкаord 2len here4.34 km57%total8 km
- Езженицаord 1len here3.71 km55%total7 km
- Остречинаord 3len here3.38 km8%total45 km
- Прокопord 1len here2.44 km100%total2 km
- Фешковецord 2len here2.33 km57%total4 km
- Граничнаяord 3len here1.77 km2%total81 km
- Клопиноord 1len here1.53 km42%total4 km
- Пустынецord 1len here0.26 km11%total2 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,2nW
Built-up
3,6%
Pesticides
1,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas42
IUCN IV · 23IUCN III · 18IUCN Not Applicable · 1📍 Point sites · 3
Firovskij gosudarstvennyj obshhevidovoj zakaznik
IUCN IVState Natural Zakaznik · 1993
352 km²
Boloto Moh CHistik-1
IUCN IVState Natural Zakaznik · 1994
81 km²
Istok reki Volgi
IUCN IVState Natural Zakaznik · 1972
75 km²
Boloto Lebyazh`e
IUCN IVState Natural Zakaznik · 1980
69 km²
Bolota Kruteckij Moh i CHistik
IUCN IVState Natural Zakaznik · 1994
58 km²
Complete list42 protected areas
- ValdaiskiyUNESCO-MAB Biosphere ReserveIUCN Not Applicable20042 034 km²
- Firovskij gosudarstvennyj obshhevidovoj zakaznikState Natural ZakaznikIUCN IV1993352 km²
- Boloto Moh CHistik-1State Natural ZakaznikIUCN IV199481 km²
- Istok reki VolgiState Natural ZakaznikIUCN IV197275 km²
- Boloto Lebyazh`eState Natural ZakaznikIUCN IV198069 km²
- Bolota Kruteckij Moh i CHistikState Natural ZakaznikIUCN IV199458 km²
- Ostrova HachinState Natural ZakaznikIUCN IV199032 km²
- Ozero SigNatural MonumentIUCN III198631 km²
- Boloto CHernoeState Natural ZakaznikIUCN IV199426 km²
- Sistema ozer B.SHHuch`e, Moshnoe, Borovoe. Gnezdov`ya skopyState Natural ZakaznikIUCN IV199421 km²
- Ozero SterzhState Natural ZakaznikIUCN IV198215 km²
- Ramenskaya konechno-morennaya gryadaNatural MonumentIUCN III199415 km²
- Boloto MezhnikState Natural ZakaznikIUCN IV199414 km²
- Boloto Kletinskij MohState Natural ZakaznikIUCN IV199414 km²
- Boloto AleksandrovskoeState Natural ZakaznikIUCN IV199413 km²
- Boloto SonkaState Natural ZakaznikIUCN IV199413 km²
- Ozero SabroNatural MonumentIUCN III198613 km²
- Boloto DavydovskoeState Natural ZakaznikIUCN IV199411 km²
- UrevyState Natural ZakaznikIUCN IV10 km²
- TroeruchicaState Natural ZakaznikIUCN IV10 km²
- Boloto ZHdanskoeState Natural ZakaznikIUCN IV19949 km²
- Boloto ZHidkaya pazuhaState Natural ZakaznikIUCN IV19948 km²
- Boloto Moh BeregState Natural ZakaznikIUCN IV19946 km²
- LezhnevoState Natural ZakaznikIUCN IV5 km²
- Boloto SmeshovskoeState Natural ZakaznikIUCN IV19945 km²
- Boloto LukinskijMohState Natural ZakaznikIUCN IV19945 km²
- Ozero KamennoeNatural MonumentIUCN III19945 km²
- Murav`inyj zakaznik SeligerskijNatural MonumentIUCN III19864 km²
- Boloto BurakovskoeState Natural ZakaznikIUCN IV19943 km²
- Lesa ostrova GorodomlyaNatural MonumentIUCN III19943 km²
- Murav`inyj zakaznik PolnovskijNatural MonumentIUCN III19862 km²
- Ozero VetricyNatural MonumentIUCN III19942 km²
- Gnezdov`e skopy na ozere SoninoNatural MonumentIUCN III19942 km²
- Dubravnyj kompleksNatural MonumentIUCN III19941 km²
- Gora KamennikNatural MonumentIUCN III19941 km²
- Ostrov KlichenNatural MonumentIUCN III19821 km²
- Zaliv Lemenskij i les po ego beregamNatural MonumentIUCN III19941 km²
- Ostrova ZHuravka, Malaya ZHuravkaNatural MonumentIUCN III19941 km²
- Ozera SobenskieNatural MonumentIUCN III19820 km²
- Ozero Tryaskoe i lesa po beregamNatural MonumentIUCN III19940 km²
- Nehinskaya dubovo-yasenevaya roshhaNatural MonumentIUCN III19940 km²
- Ostrov DubovyjNatural MonumentIUCN III19860 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN