Ontologia

HydroBASINS lev08 watershed · #7080641410

Bassin de Duck 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 1 administrative regions : Hickman

Pfafstetter: 74262250

Sub-basin area

150,7km²

Upstream area

5 397,5km²

Discharge

78,77m³/s

Mean elev.

195m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

1 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • MTSU

    IUCN V

    Wildlife Management Area

    2.74 km² overlap

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

Species present

476 distinct species · 2 500 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 500 obs · 5 cellules
Obs. / cellule
≥ 1 092
1 092–1 091
703–1 091
323–702
< 323

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 44 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 Bassin de Duck River : 35 espèces reliées par 85 interactions GloBI sur 4 types (connectance 8.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
85
Connectance
0.086
Patrimoniales
0
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°

14,1°C

Annual rain

1 368mm

Moisture idx (CMI)

0,02

Runoff

359mm/an

PET

1 340mm

AET

1 008mm

Mean slope

3,7°

Water table

216cm

Forest

79%

Crops

20%

Urban

0%

Protected

2%

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