Ontologia

County · USA

Harlan

United States

CfaTemperate, no dry season, hot summer(75 %)

Species observed

1 854

Observations

13 215

Area

1 210,4km²

Ecological tissue

Sample of 35 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 Harlan : 25 espèces reliées par 70 interactions GloBI sur 3 types (connectance 10.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
70
Connectance
0.105
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 854 distinct species · 13 215 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 215 obs · 36 cellules
Obs. / cellule
≥ 2 534
1 036–2 533
460–1 035
179–459
< 179

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

Climate

Mean T°

12,0°C

Annual rain

1 355mm

Warmest m°

26,6°C

Coldest m°

-3,2°C

Elevation: 647 m on average (min 377 m, max 1 134 m)

Bioclimatic detailsExpert
Annual mean temp.
12,0°C
Annual rain
1 355mm
Warmest month
26,6°C
Coldest month
-3,2°C
Mean alt.
647m
Min
377m
Max
1 134m
Std. dev.
146m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(75 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,0

Org. C

41,7g/kg

Clay

21,0%

Sand

39,4%

Silt

39,5%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,0
Org. C
72,2g/kg
Clay
19,8%
Sand
40,3%
Silt
39,9%
5–15 cm
pH H₂O
5,0
Org. C
36,2g/kg
Clay
20,9%
Sand
39,5%
Silt
39,6%
15–30 cm
pH H₂O
5,0
Org. C
16,6g/kg
Clay
22,4%
Sand
38,6%
Silt
39,0%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest89.7%
Crops2.2%
Built-up0.3%
Bare soil0.1%
Other (grassland, water…)7.6%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology5 basins · 3 lakes · 20 rivers

Hydrology metrics for this exact territory

Stream length here

299,4km

Lake surface here

1,77km²

Basins crossed

5

Max stream order

3

Max drainage

3 151km²

Discharge in basins

18,4m³/s

Mean precip.

1 292mm/an

Mean T°

12,1°C

Moisture idx

0,08

Max snow

2%

Mean runoff

492mm/an

Mean elev. (basins)

519m

Watersheds crossing here

Lakes (3, top by area)

Rivers / streams (20, ord ≥ 4)

8 more river segments

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,7nW

Built-up

30,6%

Pesticides

2,3kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas22

IUCN V · 20IUCN Not Assigned · 2
Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN