Fishing by rotation is associated with:

Correct option is B

Correct Answer: (b) Padu system
Explanation:
→ The Padu system is a traditional rotational fishing arrangement where different groups fish designated areas in turns (rotational access) to manage stocks and reduce overfishing.
→ It is a community-based resource management practice.
Information Booster:
→ Rotational systems help sustain local fisheries and balance harvest pressure seasonally.
Additional Information (Other Options):
(a) Migratory fishing: targets migrating stocks.
(c) Janos: a fixed net type.
(d) Bandal trap: specific gear, not a rotational system.