Ontologia

HydroBASINS lev08 watershed · #2080016520

Bassin de Canal du Versadou

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 : Bouches-du-Rhône

Coastal basin 364% lakePfafstetter: 21603101

Sub-basin area

525,6km²

Upstream area

525,6km²

Discharge

1,82m³/s

Mean elev.

-1m

Administrative coverage

1 dept-equivalent regions (GADM L2)

3 communes (GADM L5)

21 intersecting protected areas

  • Camargue

    IUCN Not Reported

    Special Protection Area (Birds Directive)

    524.92 km² overlap

  • Camargue

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    524.81 km² overlap

  • Camargue

    IUCN Not Reported

    Wetland of International Importance (Ramsar Site)

    516.11 km² overlap

  • Camargue

    IUCN V

    Regional Nature Park

    515.69 km² overlap

  • Vaccares

    IUCN IV

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

    137.31 km² overlap

  • Camargue

    IUCN IV

    National Nature Reserve

    131.96 km² overlap

  • Camargue

    IUCN Not Applicable

    UNESCO-MAB Biosphere Reserve

    130.40 km² overlap

  • Etangs et marais des salins de camargue

    IUCN IV

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

    65.00 km² overlap

  • Tour Du Valat

    IUCN IV

    Regional Nature Reserve

    20.47 km² overlap

12 more protected areas

  • La palissade

    IUCN IV

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

    10.81 km² overlap

  • Les grandes cabanes du vaccares

    IUCN IV

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

    4.67 km² overlap

  • Pointe De Beauduc

    IUCN IV

    Biotope Protection Order

    3.91 km² overlap

  • Mas neuf du vaccares

    IUCN IV

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

    2.20 km² overlap

  • Mas de la cure

    IUCN IV

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

    2.02 km² overlap

  • Domaine de rousty

    IUCN IV

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

    1.96 km² overlap

  • Etang de maguelonne

    IUCN IV

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

    1.67 km² overlap

  • Le Rhône aval

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    1.66 km² overlap

  • Mas de taxil

    IUCN IV

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

    0.51 km² overlap

  • Sainte-cecile

    IUCN IV

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

    0.16 km² overlap

  • Le Petit Rhône

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

    0.05 km² overlap

  • Brasinvert

    IUCN IV

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

    0.01 km² overlap

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

Species present

5 393 distinct species · 1 012 857 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 012 857 obs · 16 cellules
Obs. / cellule
≥ 137 499
135 951–137 498
70 919–135 950
62 009–70 918
< 62 009

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

Ecological tissue

Sample of 29 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 Canal du Versadou : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 6 bulles famille, 47 interactions GloBI documentées sur 3 types (connectance 11.6%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
29
Interactions affichées
47
Connectance
0.116
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°

14,2°C

Annual rain

657mm

Moisture idx (CMI)

-0,35

Runoff

284mm/an

PET

1 009mm

AET

556mm

Mean slope

0,0°

Water table

2cm

Forest

6%

Crops

25%

Urban

0%

Protected

98%

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