Ontologia

HydroBASINS lev08 watershed · #1080616220

Bassin de Ferlo

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 : Ranérou Ferlo

Pfafstetter: 14620707

Sub-basin area

266,7km²

Upstream area

8 096,9km²

Discharge

14,48m³/s

Mean elev.

51m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

2 intersecting protected areas

  • Ferlo-Sud

    IUCN IV

    Wildlife Reserve

    150.39 km² overlap

  • Ferlo-Nord

    IUCN IV

    Wildlife Reserve

    113.98 km² overlap

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

Species present

43 distinct species · 58 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

58 obs · 3 cellules
Obs. / cellule
≥ 38
38–37
38–37
18–37
< 18

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 Ferlo : 11 espèces reliées par 8 interactions GloBI sur 2 types (connectance 14.5%, filtre Serrano α=0.2).

Espèces affichées
11
Interactions affichées
8
Connectance
0.145
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°

28,6°C

Annual rain

496mm

Moisture idx (CMI)

-0,77

Runoff

46mm/an

PET

2 151mm

AET

417mm

Mean slope

0,2°

Water table

188cm

Forest

0%

Crops

10%

Urban

0%

Protected

93%

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