Ontologia

HydroBASINS lev08 watershed · #2080013180

Bassin de Fiume Savio

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 4 administrative regions : Arezzo, Forli' - Cesena, Pesaro E Urbino, Ravenna

Pfafstetter: 21409134

Sub-basin area

694km²

Upstream area

694,1km²

Discharge

8,11m³/s

Mean elev.

452m

Administrative coverage

4 dept-equivalent regions (GADM L2)

20 intersecting protected areas

11 more protected areas

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

Species present

1 891 distinct species · 11 445 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 445 obs · 18 cellules
Obs. / cellule
≥ 1 809
1 388–1 808
669–1 387
577–668
< 577

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

Ecological tissue

Sample of 44 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 Fiume Savio : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 104 interactions GloBI sur 5 types (connectance 10.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
104
Connectance
0.105
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°

11,6°C

Annual rain

787mm

Moisture idx (CMI)

-0,08

Runoff

385mm/an

PET

866mm

AET

610mm

Mean slope

11,9°

Water table

387cm

Forest

52%

Crops

15%

Urban

5%

Protected

0%

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