Ontologia

HydroBASINS lev08 watershed · #4080262220

Bassin de 前郭一总引干渠

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 2 administrative regions : Baicheng, Songyuan

106% lakePfafstetter: 42247430

Sub-basin area

1 896km²

Upstream area

34 500,9km²

Discharge

37,19m³/s

Mean elev.

135m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

  • Songyuan
    Jilin · China
    1006.0 km²
    52.9% of basin
  • Baicheng
    Jilin · China
    894.4 km²
    47.1% of basin

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

Species present

195 distinct species · 377 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

377 obs · 10 cellules
Obs. / cellule
≥ 261
261–260
26–260
10–25
< 10

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

Ecological tissue

Sample of 29 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 前郭一总引干渠 : 24 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 38 interactions GloBI sur 3 types (connectance 9.4%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
38
Connectance
0.094
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°

5,1°C

Annual rain

429mm

Moisture idx (CMI)

-0,50

Runoff

44mm/an

PET

864mm

AET

374mm

Mean slope

0,1°

Water table

4cm

Forest

0%

Crops

41%

Urban

2%

Protected

18%

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