Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Photomicrographs of cyanobacterial species of the families Microcoleaceae: Planktothrix sp. (A), P. agardhii (B), P. planctonica (C), Planktothrix isothrix (D), P. rubescens (E); Nostocaceae: Anabaena sp. (F), Cylindrospermopsis raciborskii (G); Oscillatoriaceae: Oscillatoria sp. (H); Phormidiaceae: Tychonema bornetii (I); Pseudanabaenaceae: Pseudoanabaena mucicola (J); Spirulinaceae: Spirulina sp. (K); Synechococcaceae: Synechococcus sp. (L).
