{"id":32652,"date":"2026-04-17T15:41:03","date_gmt":"2026-04-17T20:41:03","guid":{"rendered":"https:\/\/www.iisd.org\/ela\/?post_type=blog&p=32652"},"modified":"2026-04-21T08:10:21","modified_gmt":"2026-04-21T13:10:21","slug":"microplastics-freshwater-fish","status":"publish","type":"blog","link":"https:\/\/www.iisd.org\/ela\/blog\/microplastics-freshwater-fish\/","title":{"rendered":"How Do We Know What Microplastics Are Doing to Freshwater Fish?"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"

Do microplastics affect the metabolic rates of fish? If so, what does that teach us about the impact of plastics on freshwater systems?<\/p>\n","protected":false},"featured_media":32650,"template":"","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false},"blog_types":[196],"environmental_issues_type":[168],"class_list":["post-32652","blog","type-blog","status-publish","has-post-thumbnail","hentry","blog_types-comment","environmental_issues_type-plastics"],"acf":[],"yoast_head":"\nHow Do We Know What Microplastics Are Doing to Freshwater Fish? | IISD Experimental Lakes Area Inc<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.iisd.org\/ela\/blog\/microplastics-freshwater-fish\/\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.iisd.org\\\/ela\\\/blog\\\/microplastics-freshwater-fish\\\/\",\"url\":\"https:\\\/\\\/www.iisd.org\\\/ela\\\/blog\\\/microplastics-freshwater-fish\\\/\",\"name\":\"How Do We Know What Microplastics Are Doing to Freshwater Fish? 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