Ontologia

HydroBASINS lev08 watershed · #4080784220

Bassin de 澧水

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 : Zhangjiajie

Pfafstetter: 43486081

Sub-basin area

655,4km²

Upstream area

6 263,2km²

Discharge

137,94m³/s

Mean elev.

405m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

2 intersecting protected areas

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

Species present

710 distinct species · 1 523 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 523 obs · 9 cellules
Obs. / cellule
≥ 1 371
1 371–1 370
21–1 370
15–20
< 15

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

Ecological tissue

Sample of 35 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 澧水 : 32 espèces reliées par 36 interactions GloBI sur 4 types (connectance 6.1%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
36
Connectance
0.060
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°

15,9°C

Annual rain

1 397mm

Moisture idx (CMI)

0,22

Runoff

680mm/an

PET

1 089mm

AET

1 055mm

Mean slope

12,9°

Water table

403cm

Forest

71%

Crops

18%

Urban

9%

Protected

100%

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