Because the FHSS systems are using much (or all) of the band, there are situations where they can be badly affected while a DSSS system is not affected at all. This can occur if the band is heavily congested except for a small portion and the DSSS system chooses that portion on which to operate.
Spotted seatrout (specks) in Louisiana seldom survive past age 5, tunas are old at age 12, and redfish may live about 40 years at the maximum. The oldest red snapper reported in the scientific literature is an individual sampled in February 1991.
Long-Term Survivors. If you're willing to invest in the long-term needs of your carnival goldfish, he may live in excess of 20 years. The longest-lived known carnival goldfish was won from a fair in Yorkshire, England in 1956. The fish lived until 1999, dying at the age of 43 years old.