Currently in AlgaeBase:
180,764 species and infraspecific names,
23,904 images,
74,488 bibliographic items and
597,271 distributional records.
You may search for the genus name, the genus name authority or for the genera included in a family. The first three letters (e.g. "Rho" or "rho" for Rhodymenia) will often suffice.
for , week number
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When you download a list of species from AlgaeBase, the data is supplied in CSV format with a ".txt" file extension, which will usually open in Notepad on Windows PCs and laptops.
Due to a persistent Microsoft bug, opening this file directly in Excel will cause problems with diacritical marks, e.g. "Kützing" becomes "Kützing".
To use this file in Excel, you should use the Import feature: