Given the background description of some cooking related query, summarize the question into a title

Is there any way to tell if fish is infected/subjected to ciguatera.I understand that if you ingest fish that is infected with ciguatera you run the risk of becoming violently ill, and that subsequent ingestions will make you even more ill. Therefore is there any way to tell if a fish has ciguatera?I ask as I know not to eat certain fishes that I have caught in the tropics, but still do not know enough about the subject.
How to tell if fish is subjected to Ciguatera?

I usually cook Chicken curry in pressure-cooker so that it gets done fast. I usually get advice for expert cooks that its better to cook it in a pan on low heat. But I don't really find a great deal of difference in the taste? If we marinate the chicken well in advance, does cooking in a pan slowly really make the dish more delicious?
Cooking Chicken in Cooker Versus Pan?

If left in the fridge, how long does garlic take to germinate? I have experienced the green sprouts in the past, and was able to chop them off and eat the remaining garlic. I am curious add to how long that takes as I cannot remember.This way I will know how much garlic to keep in the fridge at my friend's house, based on how much is used per week, since my friend insists that it must be kept in the fridge.If I plant the garlic that has germinated in a pot, will it grow? How do you grow it?

How long does it take garlic to germinate in the fridge?