When these blooms become harmful to the environment animals and humans scientists call them cyanobacterial harmful algal blooms cyanohabs freshwater cyanohabs can use up the oxygen and block the sunlight that other organisms need to live they also can produce powerful toxins that affect the brain and liver of animals and humans. Cyanobacterial harmful algal blooms state of the science and research needs editors view affiliations h kenneth hudnell book 932 citations 23 mentions 187k downloads part of the advances in experimental medicine and biology book series aemb volume 619 log in to check access buy ebook usd 25900 instant download readable on all devices own it forever local sales tax included . Cyanobacterial harmful algal blooms state of the science and research needs proceedings of the interagency international symposium on cyanobacterial harmful algal blooms isoc hab. When these blooms become harmful to the environment animals and humans scientists call them cyanobacterial harmful algal blooms cyanohabs freshwater cyanohabs can use up the oxygen and block. Of freshwater harmful algal blooms1 h kenneth hudnell quay dortch harold zenick chapter 2 a synopsis of research needs identified at the interagency international symposium on cyanobacterial harmful algal blooms isoc hab17 h kenneth hudnell quay dortch