I am a health care worker and amateur prepper, so I'll share some of my thoughts. At this stage the restriction is only travelling interstate. Social distancing is easier out of the city and the fishing is better but there are a few down sides I can think about.
If you do go, some of the things to think about are
How is your health? Are you in a high risk group due to medical issues or age? Medical resources thin out rapidly when you get out of Metro Adelaide. While community transmission of Covid is low in SA, things are changing rapidly day to day and week to week. Also a