Ontologia

County · USA

Yazoo

United States

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

Species observed

1 697

Observations

26 736

Area

2 403,4km²

Ecological tissue

Sample of 59 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 Yazoo : 26 espèces reliées par 216 interactions GloBI sur 5 types (connectance 9.5%, filtre Serrano α=0.2). 42 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
68
Interactions affichées
216
Connectance
0.095
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

1 697 distinct species · 26 736 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

26 736 obs · 83 cellules
Obs. / cellule
≥ 9 172
673–9 171
177–672
90–176
< 90

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

Climate

Mean T°

18,1°C

Annual rain

1 424mm

Warmest m°

32,7°C

Coldest m°

3,7°C

Elevation: 58 m on average (min 24 m, max 107 m)

Bioclimatic detailsExpert
Annual mean temp.
18,1°C
Annual rain
1 424mm
Warmest month
32,7°C
Coldest month
3,7°C
Mean alt.
58m
Min
24m
Max
107m
Std. dev.
25m
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

5,7

Org. C

19,2g/kg

Clay

38,8%

Sand

8,3%

Silt

52,9%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
38,6g/kg
Clay
38,0%
Sand
8,6%
Silt
53,4%
5–15 cm
pH H₂O
5,7
Org. C
11,9g/kg
Clay
38,6%
Sand
8,4%
Silt
52,9%
15–30 cm
pH H₂O
5,7
Org. C
7,0g/kg
Clay
39,7%
Sand
7,8%
Silt
52,4%

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

Land cover

Forest56.9%
Crops22.4%
Built-up0.2%
Bare soil0.8%
Other (grassland, water…)19.8%

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

Hydrology11 basins · 29 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

228,0km

Lake surface here

32,07km²

Basins crossed

11

Max stream order

6

Max drainage

32 949km²

Discharge in basins

806,2m³/s

Mean precip.

1 388mm/an

Mean T°

17,5°C

Moisture idx

-0,00

Max snow

1%

Mean runoff

735mm/an

Mean elev. (basins)

64m

Watersheds crossing here

2 more basins

Lakes (29, top by area)

20 more lakes

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

17,4%

Pesticides

14,6kg/km²

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

Protected areas20

IUCN V · 10IUCN Not Assigned · 7IUCN IV · 3

Sunflower

IUCN V

State Conservation Area

224 km²

Hillside

IUCN IV

National Wildlife Refuge · 1975

63 km²

Complete list

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