Start of salmon farming (1 jan 1950 ano – 31 dez 1969 ano)
Descrição:
Federal and provincial hatcheries produce about 750 million salmon and freshwater trout annually for wild-stock enhancement and recreation 1970s: Commercial salmon aquaculture begins with small, local experiments in B.C.
Adicionado na linha do tempo:
Data:
1 jan 1950 ano
31 dez 1969 ano
~ 20 years