definately the first one. i,ve just moved my 180ltr tank about 15 meters across a level floor. i dropped the water level down to about 3" above the substrate and still found it difficult to lift with two people! By my guess a tank your size would weigh around 200kg depending on substrate.
i,ve had an excellent teacher. local shop is run by someone regarded as a top technical aquarium expert. he's been fantastic source of knowledge as some one who has been running natural systems for over 15 years.
hi all, new to this site and fairly new to fish keeping. i,ve run a 180ltr planted tank with co2 system for 2 years now. stocked (at moment) with large shoal of cardinals several kulli loach four clown loach and lots of shrimps. looking to try breeding both shrimps and cardinals, seems like...