Subnautica 2 update finally lets players fight the fish, but you won't be able to kill them

"That's all in an effort to make you feel like you're having the mitigation of creatures that we want you to feel" ...
IGN

Subnautica 2 Outlines Changes Coming to the Game in Response to No Killing Fish Debate

Subnautica 2 developer has issued an open letter to the game’s community, apologizing for some of the comments staff made recently on the killing fish debate, but ruling out ever adding actual weapons ...

You still can't kill fish in Subnautica 2, but starting tomorrow you can at least stun them

They will also have "good flinches" if you bonk them with a hammer.
IGN

Kill Fish in Subnautica 2 (Killable Creatures Mod)

Kill Fish in Subnautica 2 (Killable Creatures Mod) Fresh from its huge early access launch, underwater survival and crafting adventure game Subnautica 2 has sparked a significant debate among fans: to ...