Ontologia

HydroBASINS lev08 watershed · #7080642680

Bassin de Crabtree 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 2 administrative regions : Durham, Wake

10% lakePfafstetter: 73216092

Sub-basin area

371,5km²

Upstream area

371,5km²

Discharge

4,45m³/s

Mean elev.

114m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

2 dept-equivalent regions (GADM L2)

30 intersecting protected areas

21 more protected areas

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

Species present

6 063 distinct species · 1 358 421 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 358 421 obs · 12 cellules
Obs. / cellule
≥ 285 111
272 439–285 110
190 672–272 438
72 712–190 671
< 72 712

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

Ecological tissue

Sample of 37 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 Crabtree Creek : 26 espèces reliées par 81 interactions GloBI sur 4 types (connectance 11.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
81
Connectance
0.115
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°

15,2°C

Annual rain

1 136mm

Moisture idx (CMI)

-0,10

Runoff

368mm/an

PET

1 268mm

AET

933mm

Mean slope

1,8°

Water table

103cm

Forest

56%

Crops

3%

Urban

74%

Protected

0%

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