Ontologia

HydroBASINS lev08 watershed · #2080035200

Bassin de Gaula

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 19 administrative regions : Askvoll, Balestrand, Fjaler, Flora, Førde +14

Coastal basin 34% lakePfafstetter: 25107593

Sub-basin area

7 433,2km²

Upstream area

7 433,2km²

Discharge

1,79m³/s

Mean elev.

826m

Administrative coverage

19 dept-equivalent regions (GADM L2)

11 more

30 intersecting protected areas

21 more protected areas

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

Species present

9 806 distinct species · 199 957 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

199 957 obs · 275 cellules
Obs. / cellule
≥ 7 843
1 995–7 842
632–1 994
287–631
< 287

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

Ecological tissue

Sample of 43 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 Gaula : 33 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 106 interactions GloBI sur 5 types (connectance 11.7%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
106
Connectance
0.117
Patrimoniales
2
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°

2,1°C

Annual rain

1 721mm

Moisture idx (CMI)

0,74

Runoff

1 601mm/an

PET

400mm

AET

388mm

Mean slope

18,4°

Water table

603cm

Forest

35%

Crops

0%

Urban

0%

Protected

24%

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