(b) Benefits derived from coastlands of Nigeria
(i) There is the existence of productive fishing industries.
(ii) There are abundant outdoor recreational opportunities.
(iii) Availability of water for construction sites.
(iv) Encouragement of the development of beaches, thereby serving as a natural defence against erosion and flooding.
(v) Job/employment opportunities for people.
(c) Problems hindering the development of seaports in Nigeria:
i) Inadequate skilled labour to man the specific positions effectively.
(ii) Lack of natural harbours.
(iii) Heavy human and vehicular around the seaports.
(iv) Problems caused by smugglers.
(v) Problems caused by water weeds such as water hyacinths.
(vi) Inadequate port facilities.
(vii) Lack of good access roads to the seaports