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Reply to: Concerns about phytoplankton bloom trends in global lakes

The Original Article was published on 17 February 2021

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Fig. 1: Detections of ‘land’ from Fmask over open water are rare.
Fig. 2: The average cloud-free area is large in the L5TM images used in Ho et al.1 study lakes, and the percentage of usable images is therefore also high.

Data availability

Data availability is as outlined in ref. 1.


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Author information




J.C.H. and A.M.M. designed the research and analysed the results. J.C.H. and A.M.M. wrote the response with input from N.P. J.C.H. performed the majority of the computations with input from A.M.M.

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Correspondence to Jeff C. Ho or Anna M. Michalak.

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The authors declare no competing interests.

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Ho, J.C., Michalak, A.M. & Pahlevan, N. Reply to: Concerns about phytoplankton bloom trends in global lakes. Nature 590, E48–E50 (2021).

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