HydroBASINS lev08 watershed · #7080561250

Bassin de Little Miami 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 4 administrative regions : Butler, Clermont, Hamilton, Warren

Pfafstetter: 74267743

Sub-basin area

654,3km²

Upstream area

3 084,7km²

Discharge

40,92m³/s

Mean elev.

246m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Little Miami River140 km²

▲ Receives from 2 basins

Bassin de Todd Fork670 km²
Bassin de Little Miami River84 km²

4 dept-equivalent regions (GADM L2)

Warren
Ohio · United States
381.9 km²
58.3% of basin
Clermont
Ohio · United States
154.8 km²
23.6% of basin
Hamilton
Ohio · United States
106.0 km²
16.2% of basin
Butler
Ohio · United States
12.2 km²
1.9% of basin

17 intersecting protected areas

Longbranch Farm
IUCN V
Nature Preserve
1.86 km² overlap
Grand Valley
IUCN V
Preserve
1.21 km² overlap
Halls Creek Dedicated
IUCN V
Nature Preserve
1.11 km² overlap
Red Bird Hollow
IUCN V
Private Conservation Land
0.36 km² overlap
Little Miami Inc. Land
IUCN V
Scenic Area
0.24 km² overlap
Kelly
IUCN V
Nature Preserve
0.17 km² overlap
Johnson
IUCN V
Nature Preserve
0.09 km² overlap
East Loveland
IUCN V
Nature Preserve
0.06 km² overlap
Jim Terrell
IUCN V
Park
0.04 km² overlap

8 more protected areassorted by overlap area

Open Space
IUCN V
Local Conservation Area
0.02 km² overlap
Valley View
IUCN V
Nature Preserve
0.01 km² overlap
Indian Hill
IUCN V
Bird Sanctuary
0.01 km² overlap
Critchell
IUCN V
Park
0.00 km² overlap
Nelle V. Hosbrook
IUCN V
Bird Sanctuary
0.00 km² overlap
Madeira
IUCN V
Open Space
0.00 km² overlap
Sycamore
IUCN V
Open Space
0.00 km² overlap
Sycamore Township
IUCN V
Open Space
0.00 km² overlap

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

Species present

3 588 distinct species · 383 098 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 43 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 Little Miami River : 35 espèces reliées par 79 interactions GloBI sur 4 types (connectance 8.4%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.084

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°

11,3°C

Annual rain

1 058mm

Moisture idx (CMI)

-0,03

Runoff

418mm/an

PET

1 085mm

AET

835mm

Mean slope

1,5°

Water table

135cm

Forest

20%

Crops

26%

Urban

41%

Protected

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