Ontologia

HydroBASINS lev08 watershed · #7080043580

Bassin · #7080043580

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 : Bryan, Liberty

Coastal basin 8% lakePfafstetter: 73253070

Sub-basin area

44,5km²

Upstream area

44,6km²

Discharge

0,44m³/s

Mean elev.

3m

Administrative coverage

2 dept-equivalent regions (GADM L2)

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

Species present

316 distinct species · 7 903 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 903 obs · 2 cellules
Obs. / cellule
≥ 7 479
7 479–7 478
7 479–7 478
7 479–7 478
< 7 479

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

Ecological tissue

Sample of 37 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 · #7080043580 : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 63 interactions GloBI sur 3 types (connectance 9.0%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
63
Connectance
0.090
Patrimoniales
2
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°

19,1°C

Annual rain

1 270mm

Moisture idx (CMI)

-0,04

Runoff

308mm/an

PET

1 316mm

AET

1 073mm

Mean slope

0,3°

Water table

16cm

Forest

50%

Crops

1%

Urban

0%

Protected

0%

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