Consequently , the smaller body size of salmon results in a negative impact on population growth by decreasing the survivability of progeny , and thus decreasing the growth rate of populations .
The life history of salmon favors delayed reproduction because fecundity increased with body size .
The smaller body size of salmon results in a negative impact on population growth by decreasing the survivability of progeny , and thus decreasing the growth rate of populations .
The life history of salmon favors delayed reproduction because fecundity increased with body size .