Zavolzhskij
IUCN IVState Natural Zakaznik · 2017
23 km²
District · RUS
Cheboksarskiy rayon
Russia
DfbCold, no dry season, warm summer(100 %)
Species observed
3 296
Observations
110 600
Area
1 653,1km²
Ecological tissue
Sample of 28 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 Cheboksarskiy rayon : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 71 interactions GloBI sur 4 types (connectance 16.3%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
30
Interactions affichées
71
Connectance
0.163
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
3 296 distinct species · 110 600 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
4,4°C
Annual rain
555mm
Warmest m°
23,6°C
Coldest m°
-12,9°C
Elevation: 119 m on average (min 53 m, max 202 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
4,4°C
Annual rain
555mm
Warmest month
23,6°C
Coldest month
-12,9°C
Mean alt.
119m
Min
53m
Max
202m
Std. dev.
39m
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
5,6
Org. C
55,9g/kg
Clay
24,6%
Sand
41,4%
Silt
33,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,5
Org. C
88,4g/kg
Clay
23,5%
Sand
41,7%
Silt
34,8%
5–15 cm
pH H₂O
5,6
Org. C
48,2g/kg
Clay
24,3%
Sand
41,5%
Silt
34,2%
15–30 cm
pH H₂O
5,7
Org. C
31,1g/kg
Clay
26,0%
Sand
41,2%
Silt
32,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest33.8%
Crops20.6%
Built-up0.9%
Bare soil0.1%
Other (grassland, water…)44.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology7 basins · 15 lakes · 27 rivers
Hydrology metrics for this exact territory
Stream length here
357,7km
Lake surface here
141,07km²
Basins crossed
7
Max stream order
8
Max drainage
610 990km²
Discharge in basins
4 079,9m³/s
Mean precip.
551mm/an
Mean T°
3,6°C
Moisture idx
-0,14
Max snow
48%
Mean runoff
116mm/an
Mean elev. (basins)
121m
Watersheds crossing here
- Bassin de Большой Цивильsub-area4 631,3 km²overlap805.96 km²49%
- Bassin de Волгаsub-area424,6 km²overlap409.42 km²25%
- Bassin de Паратsub-area388,3 km²overlap184.32 km²11%
- Bassin de Волгаsub-area661,1 km²overlap96.37 km²6%
- Bassin de Большая Кокшагаsub-area899,7 km²overlap92.80 km²6%
- Bassin de протока Старая Волгаsub-area278,5 km²overlap34.71 km²2%
- Bassin de Чернушкаsub-area338,6 km²overlap29.50 km²2%
Lakes (15, top by area)
- Cheboksaryarea1 009,2 km²avg depth12.7 m
- Lac 1308891area0,5 km²avg depth3.6 m
- Lac 1309184area0,4 km²avg depth3.9 m
- Lac 1309780area0,4 km²avg depth1.2 m
- Lac 1310105area0,3 km²avg depth1.5 m
- Lac 1310096area0,2 km²avg depth1.5 m
- Lac 1309900area0,2 km²avg depth4.3 m
- Lac 1310593area0,2 km²avg depth3.9 m
- Lac 1309878area0,2 km²avg depth1.5 m
Rivers / streams (27, ord ≥ 4)
- Волгаord 9len here56.25 km1%total4678 km
- Рыкшаord 2len here40.15 km100%total40 km
- Кукшумord 2len here38.22 km92%total41 km
- Унгаord 4len here32.39 km59%total55 km
- Цивильord 8len here20.37 km40%total50 km
- Моргаушкаord 3len here18.19 km58%total32 km
- Липшаord 2len here15.82 km69%total23 km
- Травянкаord 2len here14.29 km28%total50 km
- Покшаушкаord 2len here12.95 km94%total14 km
- Паратord 3len here12.89 km27%total49 km
- Чебоксаркаord 2len here11.87 km21%total56 km
- Кунарord 1len here11.12 km87%total13 km
15 more river segmentssorted by Strahler order + length
- протока Варламовкаord 8len here10.67 km100%total11 km
- Шумкаord 3len here10.54 km31%total34 km
- Кувшинкаord 1len here6.56 km100%total7 km
- Ошнаушиord 3len here6.43 km100%total6 km
- протока Старая Волгаord 8len here5.67 km31%total19 km
- Уржумкаord 4len here5.29 km5%total109 km
- Пленерord 1len here5.27 km100%total5 km
- Кошканаркаord 2len here4.81 km57%total9 km
- Липшинкаord 2len here4.14 km100%total4 km
- Шинерord 1len here3.91 km100%total4 km
- Сугуткаord 2len here3.11 km15%total21 km
- Кидяркаord 2len here2.30 km25%total9 km
- Трусихаord 1len here1.94 km61%total3 km
- Чернушкаord 6len here1.54 km0%total374 km
- Яриксаord 1len here1.02 km37%total3 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
8,6nW
Built-up
89,3%
Pesticides
4,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas7
IUCN III · 5IUCN IV · 2📍 Point sites · 1
Ozera Bol`shoe Lebedinoe i Maloe Lebedinoe
IUCN IIINatural Monument
1 km²
SHomikovskaya koloniya seryh capel`
IUCN IVState Natural Zakaznik
1 km²
Ozero Astrahanka
IUCN IIINatural Monument
0 km²
Ozero Iz'yar
IUCN IIINatural Monument
0 km²
Ozero SHyvarman`
IUCN IIINatural Monument
0 km²
Complete list7 protected areas
- ZavolzhskijState Natural ZakaznikIUCN IV201723 km²
- Ozera Bol`shoe Lebedinoe i Maloe LebedinoeNatural MonumentIUCN III1 km²
- SHomikovskaya koloniya seryh capel`State Natural ZakaznikIUCN IV1 km²
- Ozero AstrahankaNatural MonumentIUCN III0 km²
- Ozero Iz'yarNatural MonumentIUCN III0 km²
- Ozero SHyvarman`Natural MonumentIUCN III0 km²
- Dub-Kiremet`Natural MonumentIUCN III20110 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN