Ontologia

Parish · USA

Saint Tammany

United States

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

Species observed

4 924

Observations

974 012

Area

2 884,5km²

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 Saint Tammany : 24 espèces reliées par 85 interactions GloBI sur 3 types (connectance 12.8%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
85
Connectance
0.128
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

4 924 distinct species · 974 012 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

974 012 obs · 74 cellules
Obs. / cellule
≥ 110 154
46 903–110 153
10 133–46 902
2 619–10 132
< 2 619

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

Climate

Mean T°

19,9°C

Annual rain

1 716mm

Warmest m°

31,3°C

Coldest m°

7,8°C

Elevation: 10 m on average (min -6 m, max 60 m)

Bioclimatic detailsExpert
Annual mean temp.
19,9°C
Annual rain
1 716mm
Warmest month
31,3°C
Coldest month
7,8°C
Mean alt.
10m
Min
-6m
Max
60m
Std. dev.
14m
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

32,1g/kg

Clay

26,8%

Sand

28,3%

Silt

44,9%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
54,6g/kg
Clay
25,3%
Sand
29,1%
Silt
45,5%
5–15 cm
pH H₂O
5,3
Org. C
24,6g/kg
Clay
25,4%
Sand
29,1%
Silt
45,6%
15–30 cm
pH H₂O
5,3
Org. C
17,1g/kg
Clay
29,7%
Sand
26,7%
Silt
43,7%

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

Land cover

Forest65.5%
Crops1.6%
Built-up1.4%
Bare soil0.3%
Other (grassland, water…)31.1%

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

Hydrology15 basins · 50 lakes · 57 rivers

Hydrology metrics for this exact territory

Stream length here

488,6km

Lake surface here

640,69km²

Basins crossed

15

Max stream order

6

Max drainage

20 910km²

Discharge in basins

971,2m³/s

Mean precip.

1 565mm/an

Mean T°

19,3°C

Moisture idx

0,08

Max snow

1%

Mean runoff

644mm/an

Mean elev. (basins)

22m

Watersheds crossing here

6 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (57, ord ≥ 4)

45 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

2,4nW

Built-up

139,0%

Pesticides

1,4kg/km²

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

Protected areas37

IUCN V · 27IUCN IV · 3IUCN Not Assigned · 3IUCN Ib · 2IUCN III · 2🌊 Marine · 10

Old River

IUCN V

State Conservation Area

60 km²

Complete list

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