Jean Lafitte National Historical Park and Pres National Historical Park
IUCN VMarine Protected Area · 1978
88 km²
Parish · USA
Lafourche
United States
CfaTemperate, no dry season, hot summer(100 %)
Species observed
1 627
Observations
192 719
Area
3 037,4km²
Ecological tissue
Sample of 36 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 Lafourche : 27 espèces reliées par 64 interactions GloBI sur 3 types (connectance 9.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
37
Interactions affichées
64
Connectance
0.096
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
1 627 distinct species · 192 719 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
20,7°C
Annual rain
1 799mm
Warmest m°
30,8°C
Coldest m°
9,4°C
Elevation: 0 m on average (min -8 m, max 4 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
20,7°C
Annual rain
1 799mm
Warmest month
30,8°C
Coldest month
9,4°C
Mean alt.
0m
Min
-8m
Max
4m
Std. dev.
1m
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
74,0g/kg
Clay
52,4%
Sand
7,8%
Silt
39,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: wbGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
75,1g/kg
Clay
51,9%
Sand
7,9%
Silt
40,2%
5–15 cm
pH H₂O
5,7
Org. C
67,1g/kg
Clay
52,0%
Sand
7,8%
Silt
40,2%
15–30 cm
pH H₂O
5,8
Org. C
79,6g/kg
Clay
53,3%
Sand
7,6%
Silt
39,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest24.4%
Crops8.6%
Built-up0.6%
Bare soil0.5%
Other (grassland, water…)66.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 50 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
321,1km
Lake surface here
302,24km²
Basins crossed
8
Max stream order
5
Max drainage
2 703km²
Discharge in basins
56,5m³/s
Mean precip.
1 596mm/an
Mean T°
20,3°C
Moisture idx
0,14
Mean runoff
745mm/an
Mean elev. (basins)
4m
Watersheds crossing here
- Bassin de Bayou Lafourchesub-area2 702,5 km²overlap1513.93 km²50%
- Bassin de Gulf Intracoastal Waterwaysub-area2 090 km²overlap654.20 km²22%
- Basin #47180sub-area623,4 km²overlap466.84 km²15%
- Basin #47220sub-area292,1 km²overlap248.46 km²8%
- Bassin de Grand Bayou Canalsub-area253,4 km²overlap145.74 km²5%
- Bassin de Bayou Petite Caillousub-area572,5 km²overlap5.85 km²0%
- Bassin de Bayou Schaffersub-area624,2 km²overlap2.14 km²0%
- Basin #47160sub-area88,1 km²overlap0.13 km²0%
Lakes (50, top by area)
- Lake Salvadorarea386,5 km²avg depth1.0 m
- Lac des Allemandsarea69,9 km²avg depth1.5 m
- Lake #9585area56,7 km²avg depth1.0 m
- Lake #9565area19 km²avg depth1.0 m
- Lake #9583area10,7 km²avg depth1.0 m
- Lake Jessearea10,3 km²avg depth1.0 m
- Lake Fieldsarea7,9 km²avg depth1.1 m
- Lake #14181area6,9 km²avg depth0.6 m
- Lake #14192area6,7 km²avg depth0.5 m
41 more lakes
- Lake Laurierarea6 km²avg depth0.5 m
- Lake #14214area5,3 km²avg depth1.0 m
- Lake #14153area4,8 km²avg depth1.0 m
- Dufrene Pondsarea4,7 km²avg depth0.8 m
- Lake #14204area4,3 km²avg depth0.6 m
- Lake #14167area4,2 km²avg depth0.6 m
- Lake #14169area4,1 km²avg depth0.5 m
- Lake #14171area4,1 km²avg depth0.5 m
- Lake Boeufarea3,9 km²avg depth0.5 m
- Lake #14276area3,7 km²avg depth0.5 m
- Lake Longarea3,5 km²avg depth1.1 m
- Lake #14162area3 km²avg depth0.6 m
- Bay Diegoarea3 km²avg depth0.5 m
- Lake #14223area3 km²avg depth0.7 m
- Lake #14158area2,8 km²avg depth0.5 m
- Lake #14138area2,6 km²avg depth0.6 m
- Lake #14270area2,5 km²avg depth0.6 m
- Lake #14253area2,4 km²avg depth0.5 m
- Brusle Lakearea2,2 km²avg depth0.5 m
- Lake #14159area2,2 km²avg depth0.6 m
- Mink Bayouarea2,1 km²avg depth1.0 m
- Bayou Ferblancarea2 km²avg depth0.5 m
- Lake #14136area1,9 km²avg depth0.5 m
- Lake #14168area1,7 km²avg depth0.5 m
- Lake #14135area1,7 km²avg depth0.7 m
- Lake #14142area1,6 km²avg depth0.7 m
- Lake #14165area1,6 km²avg depth0.5 m
- Lake #14229area1,5 km²avg depth0.5 m
- Lake #14059area1,5 km²avg depth0.5 m
- Lake #14198area1,5 km²avg depth0.8 m
- Lake #14202area1,4 km²avg depth0.8 m
- Lake #14190area1,2 km²avg depth0.5 m
- Lake #14205area1,2 km²avg depth0.5 m
- Lake #14233area1,2 km²avg depth0.9 m
- Lake #14282area1,1 km²avg depth0.5 m
- Round Lakearea1,1 km²avg depth0.5 m
- Lake #14197area1,1 km²avg depth0.9 m
- Lake #14166area1 km²avg depth0.5 m
- Lake #14254area1 km²avg depth0.5 m
- Lac 1067017area1 km²avg depth1.9 m
- Lac 1067051area1 km²avg depth1.4 m
Rivers / streams (10, ord ≥ 4)
- Bayou Lafourcheord 5len here164.61 km75%total220 km
- Company Canalord 4len here37.89 km86%total44 km
- Gulf Intracoastal Waterwayord 4len here29.30 km31%total94 km
- Grand Bayou Canalord 3len here20.00 km75%total27 km
- Bayou L'Eau Bleuord 2len here16.77 km100%total17 km
- Gulf Intracoastal Waterwayord 4len here15.28 km70%total22 km
- Company Canalord 4len here14.97 km81%total18 km
- Theriot Canalord 4len here11.29 km100%total11 km
- Pipeline Canalord 4len here9.98 km96%total10 km
- Crawford Canalord 1len here0.96 km6%total15 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
1,7nW
Built-up
61,0%
Pesticides
1,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN V · 4🌊 Marine · 3
Jean Lafitte National Hist
IUCN VNational Historical Park · 1978
67 km²
Bayou Des Allemands
IUCN VState Wild or Scenic River
11 km²
Wetlands Reserve Program (WRP), Lafourche, LA
IUCN VReserve Program · 2012
2 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN