Salmar, the world’s second largest salmon farmer, reported the destruction of over one million salmon at one of its sites in Senja, following an attack by barbed wire jellyfish. Shortly after the jellyfish were detected in the area, company employees observed dead fish and damage to the stock, prompting the decision to cull all the … Continue reading Barbed wire jellyfish: Worst attack in decades sees 1.2 million salmon killed in single location