Bastak
IUCN IaState Natural Zapovednik · 1997
920 km²
District · RUS
Birobidzhanskiy rayon
Russia
DwbCold, dry winter, warm summer(82 %)
Species observed
786
Observations
2 002
Area
4 665,6km²
Ecological tissue
Sample of 33 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 Birobidzhanskiy rayon : 28 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 48 interactions GloBI sur 3 types (connectance 9.1%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
48
Connectance
0.091
Patrimoniales
4
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
786 distinct species · 2 002 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
1,9°C
Annual rain
661mm
Warmest m°
24,9°C
Coldest m°
-27,7°C
Elevation: 98 m on average (min 43 m, max 633 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
1,9°C
Annual rain
661mm
Warmest month
24,9°C
Coldest month
-27,7°C
Mean alt.
98m
Min
43m
Max
633m
Std. dev.
74m
Köppen-Geiger (dominant)
DwbCold, dry winter, warm summer(82 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,2
Org. C
58,7g/kg
Clay
29,4%
Sand
29,3%
Silt
41,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,2
Org. C
83,8g/kg
Clay
28,9%
Sand
29,7%
Silt
41,4%
5–15 cm
pH H₂O
6,2
Org. C
58,7g/kg
Clay
28,7%
Sand
29,6%
Silt
41,7%
15–30 cm
pH H₂O
6,3
Org. C
33,6g/kg
Clay
30,6%
Sand
28,6%
Silt
40,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest30.3%
Crops20.8%
Built-up0.1%
Bare soil0.2%
Other (grassland, water…)48.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 16 lakes · 31 rivers
Hydrology metrics for this exact territory
Stream length here
864,2km
Lake surface here
5,70km²
Basins crossed
10
Max stream order
5
Max drainage
1 570 390km²
Discharge in basins
2 714,6m³/s
Mean precip.
636mm/an
Mean T°
0,8°C
Moisture idx
-0,15
Max snow
32%
Mean runoff
288mm/an
Mean elev. (basins)
126m
Watersheds crossing here
- Bassin de Бирушкаsub-area1 946 km²overlap1906.22 km²41%
- Bassin de Бираsub-area2 590,3 km²overlap1731.78 km²37%
- Bassin de Мориловчихаsub-area1 146,3 km²overlap390.47 km²8%
- Bassin de Большой Инsub-area2 521,9 km²overlap291.59 km²6%
- Bassin de Петровскаяsub-area996,7 km²overlap124.68 km²3%
- Bassin de Унгунsub-area1 186,9 km²overlap118.55 km²3%
- Bassin de 黑龙江 Амурsub-area917,2 km²overlap54.35 km²1%
- Bassin de Большой Тайменьsub-area2 700 km²overlap33.27 km²1%
- Bassin de 黑龙江 Амурsub-area11,9 km²overlap11.83 km²0%
1 more basinssorted by overlap
Lakes (16, top by area)
- Lake #68479area1,2 km²avg depth1.8 m
- Lac 1347054area0,8 km²avg depth2.1 m
- Lac 1344274area0,6 km²avg depth2.4 m
- Lac 1343801area0,5 km²avg depth2.0 m
- Lac 1346987area0,4 km²avg depth1.9 m
- Lac 1346420area0,3 km²avg depth1.6 m
- Lac 1344437area0,3 km²avg depth1.5 m
- Lac 1345162area0,3 km²avg depth2.1 m
- Lac 1345739area0,3 km²avg depth2.2 m
Rivers / streams (31, ord ≥ 4)
- Бираord 7len here161.88 km51%total320 km
- Бирушкаord 4len here89.74 km71%total126 km
- Икураord 3len here82.55 km79%total104 km
- Малая Бираord 4len here67.32 km100%total67 km
- Мориловчихаord 2len here53.81 km100%total54 km
- Большой Ушумунord 3len here41.85 km100%total42 km
- Щукинка 1-яord 5len here41.19 km100%total41 km
- Щукинка 3-яord 3len here39.55 km100%total39 km
- Грязнушкаord 3len here29.69 km34%total88 km
- Большой Инord 4len here26.28 km13%total197 km
- Щукинка 2-яord 5len here24.52 km100%total24 km
- Глинянкаord 2len here20.73 km61%total34 km
19 more river segmentssorted by Strahler order + length
- Ларга-Озёрнаяord 2len here20.41 km100%total20 km
- Ин-Бираord 4len here20.11 km49%total41 km
- Бобрихаord 2len here18.49 km100%total18 km
- 黑龙江 Амурord 9len here17.52 km1%total3214 km
- Головинская протокаord 5len here16.59 km100%total17 km
- Поперечнаяord 4len here15.71 km18%total90 km
- Митрофанов Ключord 2len here15.04 km100%total15 km
- Амурord 9len here8.86 km1%total1159 km
- Августовский Ключord 2len here7.62 km100%total8 km
- Нижняя Каменушкаord 1len here6.27 km100%total6 km
- Унгунord 5len here6.24 km4%total160 km
- Джаваргаord 3len here6.06 km100%total6 km
- Каменушкаord 4len here5.05 km7%total70 km
- Киргаord 1len here4.77 km14%total35 km
- Ульдураord 2len here4.51 km100%total5 km
- Верхняя Каменушкаord 1len here4.45 km100%total4 km
- Медвежийord 3len here4.05 km5%total84 km
- Бастакord 3len here1.71 km9%total20 km
- Аурord 3len here1.65 km2%total98 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
7,9%
Pesticides
0,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN IV · 3IUCN III · 2IUCN Ia · 1
CHurki
IUCN IVState Natural Zakaznik · 1963
839 km²
SHuhi-Poktoj
IUCN IVState Natural Zakaznik · 1963
666 km²
Ul`dury
IUCN IVState Natural Zakaznik · 1963
269 km²
Zarosli lotosa
IUCN IIINatural Monument · 2008
1 km²
Kamen`-Monah
IUCN IIINatural Monument · 2008
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN