Northern Prawn Fishery Data Summary 2012



Download 3.82 Mb.
Page9/20
Date02.06.2018
Size3.82 Mb.
#53062
1   ...   5   6   7   8   9   10   11   12   ...   20

Mitchell


Banana prawn catches in the Mitchell area increased from 288 t in 2011 to 326 t in 2012. Tiger and endeavour prawn catches were both 0 t, as in 2011 (Figure 23). Banana prawns comprised 100% of the catch in this area during 2012 (Figure 24).
Effort in the banana prawn fishery increased from 107 days in 2011 to 169 days in 2012 (Figure 25a). CPUE of banana prawns decreased from 2.695 t per day in 2011 to 1.931 t per day in 2012 (Figure 25b). Nominal and effective CPUE of tiger prawns increased from 0 t for both in 2011 to 0.243 t and 0.096 t in 2012, respectively (Figure 25a, c).


Figure 23: Catch by species in the Mitchell area between 1995 and 2012.



a)

b)



Figure 24: (a) Percentage catch of prawn species in the Mitchell area during 2012 and (b) percentage catch of prawn species in the Mitchell area from 1995 to 2012.


Figure 25a: Effort for the banana and tiger prawn fisheries in the Mitchell area between 1995 and 2012.


Figure 25b: Catch rate for the banana prawn fishery in the Mitchell area between 1995 and 2012.


Figure 25c: Nominal and effective catch rate for the tiger prawn fishery in the Mitchell area between 1995 and 2012.




Download 3.82 Mb.

Share with your friends:
1   ...   5   6   7   8   9   10   11   12   ...   20




The database is protected by copyright ©ininet.org 2024
send message

    Main page