Ontologia

HydroBASINS lev08 watershed · #2080016390

Bassin du Maravenne

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 : Var

Coastal basin 2% lakePfafstetter: 21601073

Sub-basin area

341,4km²

Upstream area

341,6km²

Discharge

6,28m³/s

Mean elev.

98m

Administrative coverage

1 dept-equivalent regions (GADM L2)

15 communes (GADM L5)

30 intersecting protected areas

  • Port-Cros [Aire D\'Adhésion]

    IUCN V

    National Park - Buffer zone/Area of adhesion

    65.88 km² overlap

  • La plaine et le massif des Maures

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    44.48 km² overlap

  • Rade d'Hyères

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    40.01 km² overlap

  • Iles d'Hyères

    IUCN Not Reported

    Special Protection Area (Birds Directive)

    36.48 km² overlap

  • Corniche Varoise

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    15.72 km² overlap

  • Port-Cros

    IUCN II

    National Park - Core Area

    12.69 km² overlap

  • Ile de port-cros

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    3.76 km² overlap

  • Les vieux salins

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    3.67 km² overlap

  • Salins d'Hyères

    IUCN Not Reported

    Wetland of International Importance (Ramsar Site)

    3.60 km² overlap

21 more protected areas

  • Salins d'Hyères et des Pesquiers

    IUCN Not Reported

    Special Protection Area (Birds Directive)

    3.53 km² overlap

  • Cap lardier

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    3.47 km² overlap

  • Corniche des maures

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    2.91 km² overlap

  • Cap taillat – cap camarat

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    2.27 km² overlap

  • Cap benat

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    1.13 km² overlap

  • Collines de cavaliere

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    0.97 km² overlap

  • Pardigon

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    0.92 km² overlap

  • cap taillat

    IUCN IV

    Land acquired by a regional conservatory of natural areas

    0.91 km² overlap

  • Ilots De Port-Cros

    IUCN Ia

    National Park - Integrale Reserve

    0.63 km² overlap

  • Ile bagaud

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    0.58 km² overlap

  • cap camarat

    IUCN IV

    Land acquired by a regional conservatory of natural areas

    0.53 km² overlap

  • combes jauffret

    IUCN IV

    Land acquired by a regional conservatory of natural areas

    0.42 km² overlap

  • Pampelonne

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    0.39 km² overlap

  • Ancienne Mine De Valcros

    IUCN IV

    Biotope Protection Order

    0.34 km² overlap

  • Domaine du rayol

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    0.34 km² overlap

  • pampelonne

    IUCN IV

    Land acquired by a regional conservatory of natural areas

    0.20 km² overlap

  • Pinede du bastidon

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    0.19 km² overlap

  • Anciens Salins De Saint-Tropez

    IUCN IV

    Biotope Protection Order

    0.13 km² overlap

  • La moutte

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    0.04 km² overlap

  • Batterie de capon

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    0.03 km² overlap

  • Salin de saint-tropez

    IUCN IV

    Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)

    0.03 km² overlap

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

Species present

6 612 distinct species · 561 444 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

561 444 obs · 10 cellules
Obs. / cellule
≥ 399 330
399 330–399 329
26 469–399 329
22 165–26 468
< 22 165

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

Ecological tissue

Sample of 33 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 du Maravenne : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 8 bulles famille, 51 interactions GloBI documentées sur 2 types (connectance 9.7%, filtre Serrano α=0.2). Les 8 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
33
Interactions affichées
51
Connectance
0.097
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°

14,5°C

Annual rain

770mm

Moisture idx (CMI)

-0,16

Runoff

565mm/an

PET

918mm

AET

604mm

Mean slope

7,9°

Water table

380cm

Forest

69%

Crops

1%

Urban

15%

Protected

60%

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