Ontologia

HydroBASINS lev08 watershed · #2080548430

Bassin de Fiume Po

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 : Novara, Pavia

Pfafstetter: 21406701

Sub-basin area

734,3km²

Upstream area

29 241,5km²

Discharge

668,21m³/s

Mean elev.

138m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

8 intersecting protected areas

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

Species present

2 965 distinct species · 74 648 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

74 648 obs · 42 cellules
Obs. / cellule
≥ 10 289
4 105–10 288
1 912–4 104
1 086–1 911
< 1 086

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

Ecological tissue

Sample of 42 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 Po : 39 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) + 3 bulles famille, 84 interactions GloBI documentées sur 5 types (connectance 9.8%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
42
Interactions affichées
84
Connectance
0.098
Patrimoniales
3
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°

12,5°C

Annual rain

976mm

Moisture idx (CMI)

0,04

Runoff

744mm/an

PET

939mm

AET

709mm

Mean slope

2,7°

Water table

114cm

Forest

2%

Crops

71%

Urban

12%

Protected

1%

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