Seasonal ranges for lake Malawi:

Length = 360mi.

Width = 25mi.

Depth = 2300ft (approx.) 

Surface Temperature = 76-85F

Bottom Temperature = 70F 

pH = 7.8-8.6

dH = 4.0-6.0  (71-108 ppm)

kH = 6.0-8.0  (108-143ppm)

 Number of endemic Species = 500+