Ontologia

HydroBASINS lev08 watershed · #7080347110

Bassin de Smith River

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 : Cascade, Meagher

Pfafstetter: 74299941

Sub-basin area

417,8km²

Upstream area

5 177km²

Discharge

24,38m³/s

Mean elev.

1 276m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

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

Species present

188 distinct species · 1 121 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 121 obs · 12 cellules
Obs. / cellule
≥ 498
380–497
64–379
35–63
< 35

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

Ecological tissue

Sample of 35 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 Smith River : 23 espèces reliées par 125 interactions GloBI sur 4 types (connectance 21.0%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
125
Connectance
0.210
Patrimoniales
0
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°

6,3°C

Annual rain

396mm

Moisture idx (CMI)

-0,57

Runoff

138mm/an

PET

932mm

AET

346mm

Mean slope

5,8°

Water table

703cm

Forest

8%

Crops

32%

Urban

0%

Protected

0%

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