Saratovskij
IUCN IVState Natural Zakaznik · 1983
443 km²
District · RUS
Ershovskiy rayon
Russia
DfaCold, no dry season, hot summer(100 %)
Species observed
455
Observations
672
Area
4 459,2km²
Ecological tissue
Sample of 21 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 Ershovskiy rayon : 17 espèces reliées par 16 interactions GloBI sur 3 types (connectance 6.9%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
22
Interactions affichées
16
Connectance
0.069
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
455 distinct species · 672 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,4°C
Annual rain
408mm
Warmest m°
27,8°C
Coldest m°
-12,6°C
Elevation: 80 m on average (min 23 m, max 124 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,4°C
Annual rain
408mm
Warmest month
27,8°C
Coldest month
-12,6°C
Mean alt.
80m
Min
23m
Max
124m
Std. dev.
22m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,2
Org. C
37,0g/kg
Clay
31,6%
Sand
23,5%
Silt
44,9%
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
7,1
Org. C
53,1g/kg
Clay
28,3%
Sand
26,0%
Silt
45,8%
5–15 cm
pH H₂O
7,2
Org. C
30,4g/kg
Clay
31,3%
Sand
23,6%
Silt
45,2%
15–30 cm
pH H₂O
7,3
Org. C
27,6g/kg
Clay
35,3%
Sand
20,9%
Silt
43,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest1.2%
Crops63.7%
Built-up0.1%
Bare soil0.1%
Other (grassland, water…)35.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology9 basins · 28 lakes · 9 rivers
Hydrology metrics for this exact territory
Stream length here
489,6km
Lake surface here
28,52km²
Basins crossed
9
Max stream order
6
Max drainage
20 462km²
Discharge in basins
33,0m³/s
Mean precip.
410mm/an
Mean T°
5,9°C
Moisture idx
-0,50
Max snow
33%
Mean runoff
78mm/an
Mean elev. (basins)
74m
Watersheds crossing here
- Bassin de Миуссsub-area1 717,2 km²overlap1147.45 km²26%
- Bassin de Малый Узеньsub-area2 603,3 km²overlap1043.66 km²23%
- Bassin de Большой Узеньsub-area1 229,5 km²overlap795.12 km²18%
- Bassin de Большой Узеньsub-area2 530,1 km²overlap793.05 km²18%
- Bassin de Алтатаsub-area521,3 km²overlap198.40 km²4%
- Bassin de Большой Иргизsub-area803,4 km²overlap179.49 km²4%
- Bassin de Муханихаsub-area530 km²overlap124.00 km²3%
- Bassin de Сакмаsub-area551,9 km²overlap90.97 km²2%
- Bassin de Алтатаsub-area194,2 km²overlap87.13 km²2%
Lakes (28, top by area)
- Lake #13699area11,6 km²avg depth1.6 m
- Lake #66316area3,1 km²avg depth2.4 m
- Lake #66124area2,5 km²avg depth1.5 m
- Prud Solyanochnyyarea1,5 km²avg depth1.3 m
- Vasil’yevskoye Vodokhranilishchearea1,4 km²avg depth2.8 m
- Prud Sokornyyarea1,4 km²avg depth2.0 m
- Lac 1335330area0,9 km²avg depth2.7 m
- Lac 1333695area0,7 km²avg depth3.1 m
- Lac 1333286area0,7 km²avg depth4.0 m
19 more lakes
- Lac 1333056area0,6 km²avg depth3.3 m
- Lac 1333876area0,6 km²avg depth2.6 m
- Lac 1332787area0,6 km²avg depth2.5 m
- Lac 1334586area0,6 km²avg depth1.9 m
- Lac 1335053area0,5 km²avg depth1.9 m
- Lac 1334243area0,4 km²avg depth2.1 m
- Lac 1335500area0,4 km²avg depth1.6 m
- Lac 1333247area0,4 km²avg depth2.5 m
- Lac 1335307area0,3 km²avg depth1.7 m
- Lac 1334371area0,3 km²avg depth2.7 m
- Lac 1334321area0,3 km²avg depth1.4 m
- Lac 1333582area0,3 km²avg depth3.2 m
- Lac 1334817area0,3 km²avg depth2.3 m
- Lac 1335343area0,3 km²avg depth1.7 m
- Lac 1333261area0,3 km²avg depth2.7 m
- Lac 1333170area0,3 km²avg depth1.9 m
- Lac 1333408area0,2 km²avg depth1.9 m
- Lac 1333607area0,2 km²avg depth2.8 m
- Lac 1335481area0,2 km²avg depth1.8 m
Rivers / streams (9, ord ≥ 4)
- Большой Узеньord 5len here191.45 km36%total531 km
- Малый Узеньord 5len here125.18 km32%total390 km
- Миуссord 4len here78.39 km81%total97 km
- Большой Кушумord 5len here33.85 km37%total92 km
- Таловкаord 3len here28.74 km100%total29 km
- Алтатаord 5len here23.22 km18%total132 km
- Большой Иргизord 6len here5.35 km1%total1038 km
- Камышлейкаord 3len here2.26 km13%total18 km
- Муханихаord 2len here1.11 km3%total37 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
6,6%
Pesticides
2,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN IV · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN