Ontologia

Commune · FRA

Cayeux-sur-Mer

France

CfbTemperate, no dry season, warm summer(100 %)

Species observed

1 724

Observations

61 615

Area

28,2km²

Ecological tissue

Sample of 32 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 Cayeux-sur-Mer : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 5 types (connectance 14.0%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
74
Connectance
0.140
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

1 724 distinct species · 61 615 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

61 615 obs · 1 cellules
Obs. / cellule
≥ 61 615
61 615–61 614
61 615–61 614
61 615–61 614
< 61 615

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

Climate

Mean T°

11,2°C

Annual rain

895mm

Warmest m°

20,5°C

Coldest m°

2,9°C

Elevation: 4 m on average (min 0 m, max 16 m)

Bioclimatic detailsExpert
Annual mean temp.
11,2°C
Annual rain
895mm
Warmest month
20,5°C
Coldest month
2,9°C
Mean alt.
4m
Min
0m
Max
16m
Std. dev.
1m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

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

Land cover

Forest8.7%
Crops45.2%
Built-up1.3%
Bare soil2.4%
Other (grassland, water…)42.3%

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

Hydrology1 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

1,0km

Lake surface here

0,46km²

Basins crossed

1

Max stream order

1

Max drainage

93km²

Discharge in basins

0,5m³/s

Mean precip.

644mm/an

Mean T°

10,6°C

Moisture idx

-0,10

Max snow

7%

Mean runoff

587mm/an

Mean elev. (basins)

19m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

1,9nW

Built-up

132,4%

Pesticides

46,0kg/km²

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

Protected areas8

IUCN IV · 4IUCN V · 2IUCN Not Reported · 2🌊 Marine · 6

Baie de Somme

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 1998

190 km²

Hable d\'ault

IUCN IV

Land acquired by Conservatoire du Littoral (national seaside and lakeside conservancy) · 1988

2 km²

Complete list

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

France-specific data (Phase 2)

ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.