Ontologia

HydroBASINS lev08 watershed · #3080262310

Bassin de Улахан-Тарын-Юрях

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 : Oymyakonskiy rayon

Pfafstetter: 35149104

Sub-basin area

3 974,9km²

Upstream area

3 975,1km²

Discharge

20,7m³/s

Mean elev.

1 178m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

1 dept-equivalent regions (GADM L2)

2 intersecting protected areas

  • Ejemyu

    IUCN VI

    Resource Reserve

    5.69 km² overlap

  • Mekchirge

    IUCN VI

    Resource Reserve

    5.57 km² overlap

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

Species present

110 distinct species · 146 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

146 obs · 45 cellules
Obs. / cellule
≥ 91
2–90
1–1
1–0
< 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 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 Улахан-Тарын-Юрях : 9 espèces reliées par 9 interactions GloBI sur 2 types (connectance 16.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
11
Interactions affichées
9
Connectance
0.164
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°

-18,7°C

Annual rain

292mm

Moisture idx (CMI)

-0,26

Runoff

164mm/an

PET

405mm

AET

259mm

Mean slope

15,4°

Water table

323cm

Forest

42%

Crops

0%

Urban

0%

Protected

0%

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