Ontologia

County · USA

Anne Arundel

United States

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

Species observed

8 452

Observations

2 747 328

Area

1 100km²

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 Anne Arundel : 23 espèces reliées par 68 interactions GloBI sur 3 types (connectance 12.9%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
68
Connectance
0.129
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

8 452 distinct species · 2 747 328 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 747 328 obs · 34 cellules
Obs. / cellule
≥ 508 207
121 452–508 206
81 531–121 451
58 196–81 530
< 58 196

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

Climate

Mean T°

13,7°C

Annual rain

1 189mm

Warmest m°

29,4°C

Coldest m°

-1,5°C

Elevation: 26 m on average (min -6 m, max 79 m)

Bioclimatic detailsExpert
Annual mean temp.
13,7°C
Annual rain
1 189mm
Warmest month
29,4°C
Coldest month
-1,5°C
Mean alt.
26m
Min
-6m
Max
79m
Std. dev.
16m
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

5,0

Org. C

43,7g/kg

Clay

21,0%

Sand

41,9%

Silt

37,1%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
98,9g/kg
Clay
20,0%
Sand
42,6%
Silt
37,5%
5–15 cm
pH H₂O
5,0
Org. C
21,7g/kg
Clay
20,1%
Sand
42,5%
Silt
37,5%
15–30 cm
pH H₂O
5,0
Org. C
10,5g/kg
Clay
23,0%
Sand
40,7%
Silt
36,3%

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

Land cover

Forest50.7%
Crops4.3%
Built-up4.8%
Bare soil0.5%
Other (grassland, water…)39.7%

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

Hydrology3 basins · 5 lakes · 29 rivers

Hydrology metrics for this exact territory

Stream length here

166,8km

Lake surface here

0,80km²

Basins crossed

3

Max stream order

4

Max drainage

1 675km²

Discharge in basins

8,1m³/s

Mean precip.

1 079mm/an

Mean T°

13,0°C

Moisture idx

-0,02

Max snow

4%

Mean runoff

505mm/an

Mean elev. (basins)

50m

Watersheds crossing here

Lakes (5, top by area)

Rivers / streams (29, ord ≥ 4)

17 more river segments

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

Human pressure

Pop. density

3hab/km²

Night light

12,8nW

Built-up

478,7%

Pesticides

13,4kg/km²

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

Protected areas32

IUCN Not Assigned · 12IUCN V · 11IUCN III · 7IUCN IV · 2🌊 Marine · 9

DNR

IUCN Not Assigned

Conservation Easement

146 km²

Severn Run

IUCN V

Natural Environment Area · 1975

7 km²

Complete list

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