Ontologia

County · USA

Lamar

United States

CfaTemperate, no dry season, hot summer(100 %)

Species observed

832

Observations

9 415

Area

1 565,3km²

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

Indicateurs du tissu écologique

Tissu écologique de Lamar : 32 espèces reliées par 83 interactions GloBI sur 4 types (connectance 8.0%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
46
Interactions affichées
83
Connectance
0.080
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

832 distinct species · 9 415 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 415 obs · 43 cellules
Obs. / cellule
≥ 1 918
452–1 917
216–451
115–215
< 115

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

Climate

Mean T°

17,1°C

Annual rain

1 481mm

Warmest m°

32,1°C

Coldest m°

2,3°C

Elevation: 117 m on average (min 63 m, max 184 m)

Bioclimatic detailsExpert
Annual mean temp.
17,1°C
Annual rain
1 481mm
Warmest month
32,1°C
Coldest month
2,3°C
Mean alt.
117m
Min
63m
Max
184m
Std. dev.
24m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

5,3

Org. C

21,6g/kg

Clay

29,1%

Sand

28,4%

Silt

42,5%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
44,7g/kg
Clay
26,6%
Sand
29,8%
Silt
43,5%
5–15 cm
pH H₂O
5,3
Org. C
13,6g/kg
Clay
27,3%
Sand
29,3%
Silt
43,5%
15–30 cm
pH H₂O
5,3
Org. C
6,4g/kg
Clay
33,3%
Sand
26,1%
Silt
40,6%

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

Land cover

Forest80.2%
Crops1.8%
Built-up0.2%
Bare soil0.2%
Other (grassland, water…)17.5%

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

Hydrology3 basins · 4 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

166,1km

Lake surface here

1,04km²

Basins crossed

3

Max stream order

4

Max drainage

2 256km²

Discharge in basins

34,9m³/s

Mean precip.

1 478mm/an

Mean T°

15,9°C

Moisture idx

0,06

Mean runoff

695mm/an

Mean elev. (basins)

133m

Watersheds crossing here

Lakes (4, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

24,1%

Pesticides

11,9kg/km²

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

Protected areas4

IUCN V · 4

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