Collection point · Lake Malawi · Malawi

Jalo Reef

JAH-loh REEF (approx.)

The atlas records 19 collection-point forms from Jalo Reef, across 14 genera.

12.8644°S 34.3369°E

Jalo Reef is a reef off Lake Malawi's Malawian shore, about 8 km north-north-east of Nkhotakota.

Where it is

Jalo Reef is on the western shore of Lake Malawi, in its southern third (234 mi south of the lake's northern tip).

Nearest collection points: Nkhotakota 4.8 mi south-west · Sani 11 mi south · Chia 14 mi south

Shore, third and distances are measured from the coordinates above against the lake’s mapped outline.

The water

Lake-wide measured chemistry of Lake Malawi — collection points share their lake's water; site-specific figures are shown only where the literature records them.

Temperature75.2–84.2 °F24–29 °C
pH8.2–8.6alkaline
Hardnessmoderately soft, alkaline, well-buffered79 ppm
Conductivity≈250–260 µS/cmmeasured range

Nearest measured station: Salima (south-east shore) (~99 km) — Conductivity 235 µS/cm

Surface temperature here

Across Apr–Nov, monthly means run 75 °F to 81 °F — coolest in Jul. Measured by satellite 1995–2023: the daily median of clear readings within 10 km of the site (1264 clear days). The rainy-season months are usually too cloudy to measure and are left blank.

72°76°80°84°Jan: too few clear satellite days (0)–JFeb: too few clear satellite days (2)–FMar: too few clear satellite days (3)–MApr: 80 °F mean (78 °F–82 °F), 25 clear satellite daysAMay: 78 °F mean (77 °F–79 °F), 118 clear satellite daysMJun: 76 °F mean (75 °F–78 °F), 187 clear satellite daysJJul: 75 °F mean (73 °F–76 °F), 227 clear satellite daysJAug: 75 °F mean (74 °F–76 °F), 274 clear satellite daysASep: 76 °F mean (75 °F–78 °F), 242 clear satellite daysSOct: 79 °F mean (77 °F–81 °F), 129 clear satellite daysONov: 81 °F mean (80 °F–83 °F), 55 clear satellite daysNDec: too few clear satellite days (2)–D
Surface temperature by month near Jalo Reef — dot = mean, bar = typical range (10th–90th percentile), “–” = too cloudy to measure.

Temperature: ESA Climate Change Initiative, Lakes_cci v3.0 (Asfour et al. 2026; doi:10.5285/a56dba09df8a42ec9fba8b8c7a5e1f69). Chemistry on this page remains the lake's own.

Sources
  1. malawi.si — Lake Malawi interactive locations map: Jalo Reef

Each entry below is the population of that species recorded here — the form aquarists keep and breed as a distinct, provenance-labelled line. Crossing forms from different collection points is considered hybridisation in the hobby.

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