overfishing

• why is overfishing a problem


  increased intensity and efficiency of modern fishing is having a highly negative effect with populations of marine organisms
• what is the effect of small mesh sizes


  this doesn't allow small or unmatured fish to escape which will lead to the future breeding population decreasing
• what are the effects of overfishing on other wildlife creatures


  drift nets can catch non-target species some organisms can because that are prey to other species leading to the species not been able to long enough to reproduce
• give two examples of animals that may be accidentally caught in a driftnet

  dolphins and turtles
• what are the five ways in which overfishing can be controlled


  imposing quotas , ensure mesh sizes are large enough to let young fish escape enforcement of exclusion zones encouraging consumers to eat more sustainable fish legislated size of fishing fleets
• what is meant by imposing quotas when reducing the impact of overfishing


  this is a rule put in place so that only a certain amount of fish can be captured in a time frame
• why is it important that mesh sizes are large enough so that younger fish can escape


  the allows young fish to grow and become sexually mature to reproduce
• give examples of exclusion zones that should be enforced to stop overfishing


  areas where fish breed