Ontologia

HydroBASINS lev08 watershed · #3080380300

Bassin de Обь

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 1 administrative regions : Surgutskiy rayon

10% lakePfafstetter: 31241309

Sub-basin area

434,1km²

Upstream area

997 359,3km²

Discharge

7 282,52m³/s

Mean elev.

25m

Administrative coverage

Hydrographic chain

1 dept-equivalent regions (GADM L2)

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

Species present

49 distinct species · 91 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

91 obs · 8 cellules
Obs. / cellule
≥ 53
53–52
8–52
8–7
< 8

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

Ecological tissue

Sample of 11 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 Обь : 9 espèces reliées par 11 interactions GloBI sur 1 type (connectance 16.7%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
11
Connectance
0.167
Patrimoniales
0
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°

-2,2°C

Annual rain

546mm

Moisture idx (CMI)

0,10

Runoff

215mm/an

PET

492mm

AET

391mm

Mean slope

0,8°

Water table

7cm

Forest

7%

Crops

0%

Urban

0%

Protected

0%

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