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Akasadanahamayarawa t1_j7w9xek wrote

Reply to comment by geckobrother in Killer whale moms are still supporting their adult sons — and it's costing them by RestSnorlax

I mean… its both. After dams are removed Salmon populations skyrocket as does biodiversity and general natural health of the area as keystone species can now spawn further and die upstream. Not to mention steelhead populations.

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geckobrother t1_j7wruvw wrote

Yes, dams kill some. But that amount (with technology and design) has shrunk dramatically, and global warming fish issues have just kept on rising.

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