Ontologia

HydroBASINS lev08 watershed · #2080035940

Bassin de Driva

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 15 administrative regions : Aukra, Averøy, Eide, Frei, Fræna +10

Coastal basin 23% lakePfafstetter: 25107597

Sub-basin area

4 566,6km²

Upstream area

4 566,6km²

Discharge

13,37m³/s

Mean elev.

562m

Administrative coverage

15 dept-equivalent regions (GADM L2)

7 more

30 intersecting protected areas

21 more protected areas

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

Species present

10 608 distinct species · 489 567 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

489 567 obs · 179 cellules
Obs. / cellule
≥ 15 945
5 714–15 944
3 076–5 713
1 698–3 075
< 1 698

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

Ecological tissue

Sample of 36 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 Driva : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 79 interactions GloBI sur 4 types (connectance 11.2%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
79
Connectance
0.112
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°

3,0°C

Annual rain

1 149mm

Moisture idx (CMI)

0,64

Runoff

1 330mm/an

PET

407mm

AET

383mm

Mean slope

15,4°

Water table

516cm

Forest

47%

Crops

0%

Urban

1%

Protected

31%

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