HydroBASINS lev08 watershed · #4080011320
Bassin de 罗汉溪
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 : Ningde
Sub-basin area
1 246,2km²
Upstream area
1 246,2km²
Discharge
3,53m³/s
Mean elev.
177m
Species present
890 distinct species · 2 026 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de 罗汉溪 : 39 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 50 interactions GloBI sur 5 types (connectance 5.1%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
18,1°C
Annual rain
1 555mm
Moisture idx (CMI)
0,31
Runoff
687mm/an
PET
1 071mm
AET
1 037mm
Mean slope
10,5°
Water table
439cm
Forest
55%
Crops
23%
Urban
13%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)