“Fish Have Surprisingly Impressive Mental Capabilities” by Damin Curtis🔹

Improving the welfare of farmed fish is probably some of the most cost-effective near-term suffering reduction work the EA community engages in. To celebrate the EA community's amazing work for trillions of fish around the globe, here's a list of ten surprising fish behaviors and capabilities! Hopefully this list will help you/others appreciate the diversity, intelligence, and sentience of fish. Many of these examples are drawn from the excellent book on fish intelligence, What a Fish Knows by Jonathan Balcombe. Enjoy! 1. White-spotted pufferfish spend many hours constructing and maintaining their circular nests. 2. Fish's lack of hands means they are more limited in their tool use. Here, a blackspot tuskfish on the Great Barrier Reef uses a rock as an anvil to bash open a clam. 3. It is not known why mobula rays leap above the water. Some [...] --- First published: October 27th, 2025 Source: https://forum.effectivealtruism.org/posts/wjj6EHtA2dEn5pTSK/fish-have-surprisingly-impressive-mental-capabilities --- Narrated by TYPE III AUDIO. ---Images from the article:Apple Podcasts and Spotify do not show images in the episode description. Try Pocket Casts, or another podcast app.

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