EA - Neuron Count-Based Measures May Currently Underweight Suffering in Farmed Fish by MHR

Link to original articleWelcome to The Nonlinear Library, where we use Text-to-Speech software to convert the best writing from the Rationalist and EA communities into audio. This is: Neuron Count-Based Measures May Currently Underweight Suffering in Farmed Fish, published by MHR on December 13, 2022 on The Effective Altruism Forum.Epistemic status: layperson’s attempt to understand the relevant literature. I welcome corrections from anyone with a better understanding of fish biology.SummaryNeuron counts have historically been used as a proxy for the moral weight of different animal species. While alternate systems have been proposed in response to criticisms of using neuron counts alone, neuron counts likely remain a useful input into these more holistic weighting processes.The only publicly-available empirical reports of fish neuron counts sample exclusively from very small species (