aggressive fish

A lot of people prefer outgoing fish with lots of personality, but this can sometimes lead to having too many territorial or aggressive fish like clownfish, damsels, and angelfish. I think there are quite a few shy/reclusive fish in the market that also have great personalities, it just takes...

Do you have a fish that you feel is overrated in the saltwater hobby? For me personally I feel it is Blue Devil damsels. They are super aggressive, and super hardy so a lot of people will use them to cycle their tanks, but in the long run this tends to limit their options on what they can add in...

Whether it's temperament, coral nipping, excessive growth/taking over the tank, or just being a troublemaker in general what is a species of fish or coral that you would never own again? For me it would have to be Red Disco Mushrooms. I put a single one in my 75 a while back and I am still...

So my Midas Blenny has always acted like the king of the tank but mostly left everyone alone, aside from occasionally chasing my Flame Hawkfish. However, since I added a new group of fish (a Lyretail Anthias school + an Earmuff Wrasse), he’s decided to remind everyone who’s in charge. The...

BUYING AGGRESSIVE FISH for The 90G SALTWATER AQUARIUM!!!

I've had fish go missing or die, two wrasse, a clown fish and a few green chromis. I figured the clown fish was originally taken down by the other clown fish and I just replaced it (new one has been fine for several months). The wrasse I've tried replacing twice now, and the latest I've not...

I am trying to plan my tank and I was wondering if there was a generator that could somewhat help you determine which fish to add first based off of aggressiveness. Something where you could add the fish to this generator you've picked out and it would calculate the aggression of each fish and...