How can certain species of armored catfish mitigate low dissolved oxygen levels in the water?

Answer

By breathing atmospheric air using a modified swim bladder

They possess resilience due to a modified swim bladder that functions similarly to a simple lung, allowing them to inhale and utilize atmospheric air when water oxygen levels drop.

How can certain species of armored catfish mitigate low dissolved oxygen levels in the water?

#Videos

Armored Catfish - Florida Invasive Species - YouTube

What are Armored-Catfish? (Callichthyidae) | What is a Fish with Taras

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