In nature all processes and living creatures are connected in one entirety so that fishermen-nature friends would understand the nuances of underwater world processes better, sometimes one has to get to learn about directly or indirectly connected topics that are affecting the life of carnivorous fish in a lake. In the 4th “Learn and educate together with “Release the Mother!”” event at LVM Lake Kaņieris three lecturers took the stage – ornithologist Kārlis Millers, ichthyologist Linda Buholce and oceanologist Valters Žeižis, association “Release the Mother” with the support of Fish Fund, Latvijas Valsts meži, Burtnieks region, agency ALJA and recreation place “Vecupenieki” presents the video versions of popular science lectures.