Ontologia

HydroBASINS lev08 watershed · #2080285070

Bassin de Постолка

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 5 administrative regions : Agryzskiy rayon, Malopurginskiy rayon, Mozhginskiy rayon, Uvinskiy rayon, Zav'yalovskiy rayon

Pfafstetter: 28323806

Sub-basin area

496,7km²

Upstream area

496,8km²

Discharge

4,26m³/s

Mean elev.

150m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

5 dept-equivalent regions (GADM L2)

1 intersecting protected areas

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

262 distinct species · 469 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

469 obs · 11 cellules
Obs. / cellule
≥ 142
120–141
47–119
17–46
< 17

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 39 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 Bassin de Постолка : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 76 interactions GloBI sur 5 types (connectance 9.7%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
76
Connectance
0.097
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

2,7°C

Annual rain

559mm

Moisture idx (CMI)

-0,14

Runoff

252mm/an

PET

647mm

AET

448mm

Mean slope

1,9°

Water table

100cm

Forest

55%

Crops

36%

Urban

1%

Protected

2%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)