Ontologia

District · TZA

Kilwa

Tanzania

AwTropical, savannah(100 %)

Species observed

1 187

Observations

8 011

Area

15 272,4km²

Ecological tissue

Sample of 18 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 Kilwa : 16 espèces reliées par 16 interactions GloBI sur 1 type (connectance 9.4%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
19
Interactions affichées
16
Connectance
0.094
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

1 187 distinct species · 8 011 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 011 obs · 136 cellules
Obs. / cellule
≥ 314
117–313
23–116
8–22
< 8

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

Climate

Mean T°

25,2°C

Annual rain

896mm

Warmest m°

31,1°C

Coldest m°

19,2°C

Elevation: 184 m on average (min -243 m, max 627 m)

Bioclimatic detailsExpert
Annual mean temp.
25,2°C
Annual rain
896mm
Warmest month
31,1°C
Coldest month
19,2°C
Mean alt.
184m
Min
-243m
Max
627m
Std. dev.
113m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical

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

Soil & lithology

pH H₂O

6,2

Org. C

13,4g/kg

Clay

25,9%

Sand

65,8%

Silt

8,3%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
19,1g/kg
Clay
24,8%
Sand
66,8%
Silt
8,4%
5–15 cm
pH H₂O
6,2
Org. C
12,6g/kg
Clay
25,1%
Sand
66,6%
Silt
8,4%
15–30 cm
pH H₂O
6,2
Org. C
8,6g/kg
Clay
27,8%
Sand
64,0%
Silt
8,2%

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

Land cover

Forest36.1%
Crops9.0%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)54.5%

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

Hydrology43 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

207,1km

Lake surface here

1,94km²

Basins crossed

43

Max stream order

5

Max drainage

17 134km²

Discharge in basins

1 229,7m³/s

Mean precip.

1 076mm/an

Mean T°

25,4°C

Moisture idx

-0,30

Mean runoff

202mm/an

Mean elev. (basins)

196m

Watersheds crossing here

34 more basins

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

8,3%

Pesticides

0,0kg/km²

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

Protected areas44

IUCN Not Reported · 42IUCN Not Applicable · 1IUCN IV · 1🌊 Marine · 26

Selous Game Reserve

IUCN Not Applicable

World Heritage Site (natural or mixed) · 1982

47 215 km²

Selous G.R

IUCN IV

Game Reserve · 1905

41 309 km²

Rufiji-Mafia-Kilwa

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2004

5 158 km²

Liwale WMA

IUCN Not Reported

Wildlife Management Area · 2009

3 730 km²

Lungonya

IUCN Not Reported

Forest Reserve · 1957

1 968 km²

Complete list

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

Sub-administrations21