Wildlife Area · usa
Napa-Sonoma Marshes
- Area
- 54 km²
- IUCN cat.
- V
- Year
- 1953
Overview
- Designation
- Wildlife Area
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1953
- Managing authority
- State Fish and Wildlife
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
356 distinct species · 57 755 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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).
Indicateurs du tissu écologique
Tissu écologique de Napa-Sonoma Marshes : 17 espèces reliées par 80 interactions GloBI sur 2 types (connectance 21.2%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology2 basins · 17 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
16,7km
Lake surface here
33,02km²
Basins crossed
2
Max stream order
4
Max drainage
2 478km²
Discharge in basins
0,7m³/s
Mean precip.
835mm/an
Mean T°
14,4°C
Moisture idx
-0,35
Max snow
2%
Mean runoff
471mm/an
Mean elev. (basins)
191m
Watersheds crossing here
Lakes (17, top by area)
- Lake #9261area10,7 km²avg depth1.2 m
- Lake #12515area6,6 km²avg depth1.6 m
- Lake #12536area5 km²avg depth1.2 m
- Lake #12513area4,7 km²avg depth1.3 m
- Lake #12526area3,7 km²avg depth1.3 m
- Lake #12511area3,5 km²avg depth1.8 m
- Lake #12512area3,4 km²avg depth2.4 m
- Pond 2area2,9 km²avg depth1.3 m
- Lake #12528area2,1 km²avg depth1.8 m
8 more lakes
Rivers / streams (10, ord ≥ 4)
- Napa Riverord 4len here7.54 km9%total86 km
- Huichicha Creekord 1len here2.52 km37%total7 km
- American Canyon Creekord 1len here2.14 km44%total5 km
- Schell Creekord 2len here1.51 km13%total12 km
- Horseshoe Bendord 4len here1.01 km21%total5 km
- Fagan Creekord 1len here0.87 km11%total8 km
- Sonoma Creekord 3len here0.68 km2%total37 km
- Austin Creekord 1len here0.40 km6%total6 km
- Tolay Creekord 1len here0.08 km6%total1 km
- Mud Sloughord 4len here≈ tangenttotal4 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 38.17640, -122.35273
- 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.