Piscirickettsia salmonis and Salmon Health #sciencefather #researcherawards #FishHealth

 

🌊🐟 Piscirickettsia salmonis: A Hidden Threat in Salmon Farming

Aquaculture has become a cornerstone of global food security, with salmon farming playing a key role. But lurking in this industry is Piscirickettsia salmonis 🦠—a bacterium that, while part of the normal salmon microbiome, poses a serious challenge for fish health and farming sustainability.

⚠️ The Challenge: Piscirickettsiosis

P. salmonis is the culprit behind piscirickettsiosis, a highly fatal disease in farmed salmonids, particularly in Chile 🇨🇱—one of the world’s largest salmon producers. The disease not only devastates fish populations but also leads to major economic losses 💸 in aquaculture.

💊 Overuse of Antimicrobials

In attempts to control the disease, heavy reliance on antimicrobials has become common. Unfortunately, this approach has serious side effects:

• 🌍 Environmental pollution

• 🐠 Harm to aquatic biodiversity

• 🧍 Risks to both fish and human health

This highlights the urgent need for sustainable strategies in disease management.

🔬 From Infection to Disease

Interestingly, not all infections by P. salmonis lead to disease. Evidence suggests that the bacterium may remain relatively harmless until specific environmental or host-related conditions trigger outbreaks. This calls for a damage-response framework analysis 📊 to better understand how the shift from asymptomatic infection to deadly disease occurs.

🌱 The One Health Perspective

By redefining how we approach piscirickettsiosis prevention, researchers aim to:

• Reduce antimicrobial dependency 💉

• Safeguard salmon health 🐟

• Protect human well-being 👩‍⚕️👨‍⚕️

• Preserve environmental biodiversity 🌿

This One Health concept connects animal, human, and environmental health into a unified framework for sustainable aquaculture.

✨ In summary: Piscirickettsia salmonis is more than just a fish pathogen—it’s a One Health challenge. By embracing innovative frameworks and sustainable solutions, we can protect salmon, safeguard ecosystems, and secure healthier food systems for the future 🌍🐟💚.

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