Answer:
1. False. The peak of 86 MILLION occurred in the year of 1996 and not in 2001 as per the reports of food and agricultural organisation of UN.
2. True. The given statement is correct from the source.
3. False. As per the research conducted on the basis of catch reconstruction, the catches have been declining due top several reasons.
4. The last statement is totally correct as verified by the source mentioned.