Ontologia

County · USA

Harford

United States

CfaTemperate, no dry season, hot summer(97 %)

Species observed

4 286

Observations

1 117 858

Area

1 158,4km²

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 Harford : 23 espèces reliées par 65 interactions GloBI sur 3 types (connectance 12.3%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
65
Connectance
0.123
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

4 286 distinct species · 1 117 858 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 117 858 obs · 33 cellules
Obs. / cellule
≥ 225 498
83 474–225 497
34 703–83 473
13 329–34 702
< 13 329

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

Climate

Mean T°

12,8°C

Annual rain

1 227mm

Warmest m°

29,0°C

Coldest m°

-3,0°C

Elevation: 95 m on average (min -6 m, max 235 m)

Bioclimatic detailsExpert
Annual mean temp.
12,8°C
Annual rain
1 227mm
Warmest month
29,0°C
Coldest month
-3,0°C
Mean alt.
95m
Min
-6m
Max
235m
Std. dev.
62m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(97 %)Temperate

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

Soil & lithology

pH H₂O

5,6

Org. C

40,6g/kg

Clay

24,4%

Sand

30,4%

Silt

45,2%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
86,0g/kg
Clay
23,7%
Sand
30,4%
Silt
45,9%
5–15 cm
pH H₂O
5,6
Org. C
24,6g/kg
Clay
24,0%
Sand
30,5%
Silt
45,5%
15–30 cm
pH H₂O
5,6
Org. C
11,2g/kg
Clay
25,4%
Sand
30,3%
Silt
44,3%

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

Land cover

Forest51.5%
Crops13.4%
Built-up2.3%
Bare soil0.3%
Other (grassland, water…)32.6%

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

Hydrology5 basins · 7 lakes · 26 rivers

Hydrology metrics for this exact territory

Stream length here

234,3km

Lake surface here

0,89km²

Basins crossed

5

Max stream order

7

Max drainage

70 980km²

Discharge in basins

259,1m³/s

Mean precip.

1 112mm/an

Mean T°

11,9°C

Moisture idx

0,03

Max snow

6%

Mean runoff

537mm/an

Mean elev. (basins)

111m

Watersheds crossing here

Lakes (7, top by area)

Rivers / streams (26, ord ≥ 4)

14 more river segments

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

Human pressure

Pop. density

1hab/km²

Night light

4,7nW

Built-up

224,6%

Pesticides

15,0kg/km²

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

Protected areas57

IUCN Not Assigned · 45IUCN III · 9IUCN V · 2IUCN IV · 1🌊 Marine · 4

DNR

IUCN Not Assigned

Conservation Easement

146 km²

Palmer

IUCN III

State Park · 2008

2 km²

Complete list

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