Ontologia

National Park · usa

Lassen Volcanic

II · Parc national435 km²Established 1916
Key facts
Area
435 km²
IUCN cat.
II
Year
1916

Overview

Designation
National Park
IUCN category
II · Parc national

Écosystèmes préservés + récréation grand public

Established
1916
Managing authority
National Park Service

Source : WDPA (UNEP-WCMC, World Database on Protected Areas).

Species present

2 301 distinct species · 126 726 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 40 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 Lassen Volcanic : 25 espèces reliées par 100 interactions GloBI sur 5 types (connectance 12.8%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
100
Connectance
0.128
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Hydrology4 basins · 7 lakes · 12 rivers

Hydrology metrics for this exact territory

Stream length here

56,4km

Lake surface here

6,05km²

Basins crossed

4

Max stream order

2

Max drainage

28 252km²

Discharge in basins

7,0m³/s

Mean precip.

901mm/an

Mean T°

7,7°C

Moisture idx

-0,16

Max snow

37%

Mean runoff

398mm/an

Mean elev. (basins)

1 539m

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Location

Chargement de la carte…

Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)

Centroid
40.49711, -121.40463
Open in maps
OpenStreetMap → · Satellite

Species observed (Phase 2)

Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.