Question 1
- (a) Draw and label each of specimens A and B. [8 marks]
(b) Mention two uses of specimen A in fish farming. [2 marks]
(c) Describe how specimen B is used in capture fisheries. [5 marks]
In part (a), majority of the candidates could not draw specimens A and B correctly.
Observation
In part (a), majority of the candidates could not draw specimens A and B correctly.
In part (b), majority of the candidates correctly mentioned two uses of specimen A in fish farming.
In part (c), candidates could not describe correctly how specimen B is used in capture fisheries.
Seine net
(b) Uses of specimen A ( Scoop net)
- for fish sampling/sorting/grading
- for transfer of fish
- for plankton / algae collection/fry/aquatic animal/fish collection
- remove dead fish/dirt/unwanted material in culture water
- partial cropping/selection
(c) Description of how specimen B (seine net) is used in capture fisheries
- the first towing line/ pole is fastened ashore
- the second wing/pole/line of seine net is set out in a wide arc by the operator or the net can be deployed from a boat into the water
- the operator walks slowly parallel to the shore
- the other operator towed simultaneously from the beach/shore
- the fish is herded to the bag/bunt/cavity/pocket/cord end/belly/cavity
- the foot/ ground rope is pulled to reach the shore first
- the two wings are close up/brought together