Ontologia

Rivière· 3 segments

Otter Creek

Crosses 2 administrative regions : El Dorado, Placer

rivière

Total length

2 815km

Max discharge

32,5m³/s

Max Strahler

4

Segments matched

3

River geography2 admin regions · 0 communes

Parent watershed

hybas-7080567260480 km²

2 administrative regions crossed (GADM L2)

  • El Dorado
    California · United States
    12.7 km
    in this dpt
  • Placer
    California · United States
    4.9 km
    in this dpt

1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

172 distinct species · 685 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 46 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 Otter Creek : 29 espèces reliées par 123 interactions GloBI sur 5 types (connectance 11.4%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
47
Interactions affichées
123
Connectance
0.114
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

2 815km

Max discharge

32,5m³/s

Max Strahler

4

Segments matched

3

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.