HydroBASINS lev08 watershed · #7080399830
Bassin de Tomahawk 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 5 administrative regions : Iron, Lincoln, Oneida, Price, Vilas
Sub-basin area
1 968,4km²
Upstream area
1 968,7km²
Discharge
24,21m³/s
Mean elev.
482m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 dept-equivalent regions (GADM L2)
- Oneida1269.3 km²64.3% of basin
- 289.9 km²14.7% of basin
- Lincoln220.6 km²11.2% of basin
- 157.9 km²8.0% of basin
- Iron35.4 km²1.8% of basin
12 intersecting protected areas
Willow Flowage Scenic Waters Area
IUCN Not AssignedConservation Easement
33.36 km² overlap
Scenic Area
6.37 km² overlap
Scenic Area
4.44 km² overlap
Natural Area
2.66 km² overlap
Statewide
IUCN VWildlife Habitat
1.85 km² overlap
Statewide Habitat Areas
IUCN VHabitat Area
0.79 km² overlap
Scenic Area
0.59 km² overlap
New Wood Wildlife Area 1
IUCN VWildlife Area
0.25 km² overlap
Peters Marsh
IUCN VWildlife Area
0.17 km² overlap
3 more protected areassorted by overlap area
Bass Lake Preserve Fee
IUCN VPreserve
0.13 km² overlap
Lup Grants
IUCN VNatural Area
0.07 km² overlap
Undeveloped Lot
IUCN VNatural Area
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 734 distinct species · 137 404 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).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Tomahawk River : 29 espèces reliées par 86 interactions GloBI sur 4 types (connectance 10.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
4,2°C
Annual rain
804mm
Moisture idx (CMI)
-0,04
Runoff
405mm/an
PET
841mm
AET
660mm
Mean slope
1,2°
Water table
65cm
Forest
90%
Crops
2%
Urban
0%
Protected
12%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)