Are BB pellets poisonous to betta fish?

No, BB pellets are not poisonous to betta fish. BB pellets are made of plastic or clay, and are used in BB guns. They are not toxic to fish, and will not cause any harm if ingested. However, it is important to note that BB pellets can cause physical damage to fish if they are shot at them. Therefore, it is important to keep BB guns away from aquariums and other bodies of water where fish may be present.