Ontologia

Municipality · NOR

Fredrikstad

Norway

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

Species observed

4 832

Observations

109 137

Area

38,6km²

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 Fredrikstad : 30 espèces reliées par 81 interactions GloBI sur 5 types (connectance 11.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
81
Connectance
0.115
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

4 832 distinct species · 109 137 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

109 137 obs · 1 cellules
Obs. / cellule
≥ 109 137
109 137–109 136
109 137–109 136
109 137–109 136
< 109 137

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

Climate

Mean T°

7,5°C

Annual rain

870mm

Warmest m°

20,4°C

Coldest m°

-4,1°C

Elevation: 23 m on average (min -19 m, max 77 m)

Bioclimatic detailsExpert
Annual mean temp.
7,5°C
Annual rain
870mm
Warmest month
20,4°C
Coldest month
-4,1°C
Mean alt.
23m
Min
-19m
Max
77m
Std. dev.
17m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

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

Hydrology3 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

17,0km

Basins crossed

3

Max stream order

7

Max drainage

41 122km²

Discharge in basins

17,6m³/s

Mean precip.

765mm/an

Mean T°

6,8°C

Moisture idx

0,34

Max snow

38%

Mean runoff

541mm/an

Mean elev. (basins)

53m

Watersheds crossing here

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

Protected areas10

IUCN Ia · 7IUCN Not Reported · 3🌊 Marine · 4

Øra

IUCN Ia

Wetland of International Importance (Ramsar Site) · 1985

17 km²

Øra

IUCN Not Reported

Emerald Network

17 km²

Øra

IUCN Ia

Nature Reserve · 2010

17 km²

Complete list

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