Volga Delta
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 1976
10 647 km²
District · RUS
Laganskiy rayon
Russia
BSkArid, steppe, cold(100 %)
Species observed
342
Observations
943
Area
4 351,3km²
Ecological tissue
Sample of 34 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 Laganskiy rayon : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 4 types (connectance 12.3%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
34
Interactions affichées
69
Connectance
0.123
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
342 distinct species · 943 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,7°C
Annual rain
243mm
Warmest m°
30,5°C
Coldest m°
-3,8°C
Elevation: -25 m on average (min -30 m, max -18 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,7°C
Annual rain
243mm
Warmest month
30,5°C
Coldest month
-3,8°C
Mean alt.
-25m
Min
-30m
Max
-18m
Std. dev.
2m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(100 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,5
Org. C
32,9g/kg
Clay
34,8%
Sand
23,9%
Silt
41,3%
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
7,5
Org. C
43,6g/kg
Clay
35,0%
Sand
23,7%
Silt
41,3%
5–15 cm
pH H₂O
7,5
Org. C
29,3g/kg
Clay
35,7%
Sand
23,3%
Silt
41,0%
15–30 cm
pH H₂O
7,6
Org. C
25,7g/kg
Clay
33,7%
Sand
24,6%
Silt
41,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest2.5%
Crops11.9%
Built-up0.0%
Bare soil1.4%
Other (grassland, water…)84.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 34 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
75,6km
Lake surface here
388,07km²
Basins crossed
10
Max stream order
4
Max drainage
51 386km²
Discharge in basins
1,3m³/s
Mean precip.
251mm/an
Mean T°
10,6°C
Moisture idx
-0,74
Max snow
6%
Mean runoff
0mm/an
Mean elev. (basins)
-25m
Watersheds crossing here
- Bassin de канал Оленичевскийsub-area2 062,2 km²overlap1380.48 km²32%
- Basin #68820sub-area1 116,5 km²overlap941.66 km²22%
- Bassin de ерик Нем-Нолдаsub-area2 696,7 km²overlap745.69 km²17%
- Basin #68870sub-area247,9 km²overlap233.54 km²5%
- Basin #52950sub-area569,3 km²overlap223.01 km²5%
- Bassin de Кумаsub-area2 623,5 km²overlap164.01 km²4%
- Basin #50430sub-area282,6 km²overlap132.14 km²3%
- Basin #50420sub-area1 100,4 km²overlap85.32 km²2%
- Basin #52860sub-area65,7 km²overlap65.85 km²2%
1 more basinssorted by overlap
Lakes (34, top by area)
- Caspian Seaarea377 001,9 km²avg depth200.5 m
- Lake #70560area4,6 km²avg depth0.9 m
- Лаганский ильменьarea1,9 km²avg depth1.0 m
- ильмень Удгунarea1,4 km²avg depth0.9 m
- Lake #70870area1,3 km²avg depth0.6 m
- Lac 1358586area0,9 km²avg depth1.6 m
- Lac 1358155area0,9 km²avg depth1.6 m
- Lac 1358698area0,8 km²avg depth1.4 m
- Lac 1359379area0,8 km²avg depth1.5 m
25 more lakes
- Lac 1360689area0,8 km²avg depth1.4 m
- Lac 1357856area0,6 km²avg depth1.6 m
- Lac 1359633area0,6 km²avg depth1.0 m
- Lac 1358769area0,6 km²avg depth1.4 m
- Lac 1358498area0,5 km²avg depth1.1 m
- Lac 1358617area0,4 km²avg depth1.7 m
- Lac 1359513area0,4 km²avg depth1.2 m
- Lac 1359598area0,4 km²avg depth1.1 m
- Lac 1360725area0,4 km²avg depth1.2 m
- Lac 1357885area0,4 km²avg depth1.3 m
- Lac 1360650area0,3 km²avg depth1.6 m
- Lac 1359762area0,3 km²avg depth1.2 m
- Lac 1357767area0,3 km²avg depth1.4 m
- Lac 1359744area0,3 km²avg depth1.1 m
- Lac 1359415area0,3 km²avg depth1.1 m
- Lac 1358505area0,2 km²avg depth1.3 m
- Lac 1358724area0,2 km²avg depth1.4 m
- Lac 1357988area0,2 km²avg depth1.0 m
- Lac 1358801area0,2 km²avg depth1.1 m
- Lac 1360006area0,2 km²avg depth0.7 m
- Lac 1360670area0,2 km²avg depth1.1 m
- Lac 1359754area0,1 km²avg depth1.1 m
- Lac 1360647area0,1 km²avg depth1.0 m
- Lac 1358376area0,1 km²avg depth1.0 m
- Lac 1359673area0,1 km²avg depth0.9 m
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
3,5%
Pesticides
1,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 1IUCN IV · 1🌊 Marine · 2
Kaspijskij
IUCN IVState Natural Zakaznik · 1975
362 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN