Ontologia

Commune · PER

Casma

Peru

BWhArid, desert, hot(99 %)

Species observed

354

Observations

3 286

Area

1 207,4km²

Ecological tissue

Sample of 38 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 Casma : 30 espèces reliées par 53 interactions GloBI sur 3 types (connectance 7.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
53
Connectance
0.075
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

354 distinct species · 3 286 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 286 obs · 17 cellules
Obs. / cellule
≥ 2 175
318–2 174
81–317
33–80
< 33

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

Climate

Mean T°

20,2°C

Annual rain

163mm

Warmest m°

25,2°C

Coldest m°

15,8°C

Elevation: 392 m on average (min -36 m, max 2 122 m)

Bioclimatic detailsExpert
Annual mean temp.
20,2°C
Annual rain
163mm
Warmest month
25,2°C
Coldest month
15,8°C
Mean alt.
392m
Min
-36m
Max
2 122m
Std. dev.
286m
Köppen-Geiger (dominant)
BWhArid, desert, hot(99 %)Arid

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

Soil & lithology

pH H₂O

7,8

Org. C

14,3g/kg

Clay

10,7%

Sand

71,9%

Silt

17,4%

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

Dominant lithology: paGLiMaggregated to Casma

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,8
Org. C
18,6g/kg
Clay
10,1%
Sand
72,3%
Silt
17,5%
5–15 cm
pH H₂O
7,8
Org. C
11,9g/kg
Clay
10,8%
Sand
71,7%
Silt
17,5%
15–30 cm
pH H₂O
7,8
Org. C
12,5g/kg
Clay
11,1%
Sand
71,6%
Silt
17,3%

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

Land cover

Forest0.6%
Crops1.4%
Built-up0.1%
Bare soil78.8%
Other (grassland, water…)19.1%

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

Hydrology4 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

60,8km

Basins crossed

4

Max stream order

4

Max drainage

2 817km²

Discharge in basins

4,0m³/s

Mean precip.

127mm/an

Mean T°

16,4°C

Moisture idx

-0,89

Mean runoff

321mm/an

Mean elev. (basins)

1 174m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

11,3%

Pesticides

27,5kg/km²

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