HydroBASINS lev08 watershed · #7080014170

Bassin de Redwood Creek

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 1 administrative regions : Humboldt

Pfafstetter: 77470008

Sub-basin area

719,9km²

Upstream area

719,9km²

Discharge

28,25m³/s

Mean elev.

575m

Administrative coverage

1 dept-equivalent regions (GADM L2)

Humboldt
California · United States
720.8 km²
100.0% of basin

8 intersecting protected areas

Redwood National and State Parks
IUCN Not Applicable
World Heritage Site (natural or mixed)
297.08 km² overlap
Redwood National Park
IUCN V
Marine Protected Area
282.48 km² overlap
Redwood
IUCN II
National Park
259.33 km² overlap
Orick Mill Site
IUCN V
Private Conservation
0.51 km² overlap
McNamara Dairy
IUCN V
Private Conservation
0.33 km² overlap
Miller
IUCN Not Assigned
Forest
0.17 km² overlap
Berry Glen Trail Connection
IUCN V
Trail
0.03 km² overlap
Reading Rock State Marine Conservation Area
IUCN V
Marine Protected Area
0.01 km² overlap

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

Species present

2 805 distinct species · 93 257 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 45 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin de Redwood Creek : 35 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 83 interactions GloBI sur 4 types (connectance 8.0%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.080

Patrimoniales

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°

10,2°C

Annual rain

1 551mm

Moisture idx (CMI)

0,34

Runoff

1 165mm/an

PET

1 018mm

AET

658mm

Mean slope

15,1°

Water table

495cm

Forest

99%

Crops

Urban

Protected

43%

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