In order to maintain ecological balance, when the number of fish reaches a certain level, visitors will be allowed to fish for adult fish and adult shrimp in sections of the river close to trails, but catching of young fish and shrimp will still be prohibited.
為了維持生態平衡，待魚蝦多到某一數目，會讓遊客在外圍較接近步道區釣捕成魚成蝦，但幼魚幼蝦仍在禁止之列。