Ontologia

HydroBASINS lev08 watershed · #3080512170

Bassin de Витим

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 3 administrative regions : Bodaybinskiy rayon, Kalarskiy rayon, Muyskiy

Pfafstetter: 34293701

Sub-basin area

2 200,9km²

Upstream area

174 565,8km²

Discharge

1 130,83m³/s

Mean elev.

1 163m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Витим704 km²

▲ Receives from 2 basins

3 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Vitimskij

    IUCN Ia

    State Natural Zapovednik

    259.84 km² overlap

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

Species present

49 distinct species · 77 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

77 obs · 25 cellules
Obs. / cellule
≥ 19
6–18
3–5
1–2
< 1

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

Ecological tissue

Sample of 8 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 Витим : 8 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 5 interactions GloBI sur 2 types (connectance 17.9%, filtre Serrano α=0.2).

Espèces affichées
8
Interactions affichées
5
Connectance
0.179
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°

-10,2°C

Annual rain

471mm

Moisture idx (CMI)

-0,08

Runoff

376mm/an

PET

516mm

AET

393mm

Mean slope

19,6°

Water table

504cm

Forest

37%

Crops

0%

Urban

0%

Protected

0%

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