The total population change of this seal population is 780.
Population change refers to the difference in size of a population over a
given period of time which is usually one year.
Population size = 2,000
Offspring= 950
Death = 150
Immigration= 30
Emigration= 50
Population change+ Offspring + Immigration - Death - Emigration
2000+ 950+ 30 - 150 - 50 = 2,780
Population change= Final population- Initial population
=2780 - 2000
=780
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