Re: [APD] Looking to get a new tank

[Don Harvie <donharvie at yahoo_com.au>]

On 31/08/2011 4:31 AM, Robert T. Ricketts wrote:
> For those who have not worked with large tanks before, do be aware that
> large tanks (>100 US Gallons) require less light (intensity/gallon) than
> mid-sized tanks (20- ~75+ USG).  That especially applies to those with
> near-square cross-sections, such as 24x~24x 48" (nominal 120 USG and
> 24x~24x72" nominal 180 USG.
>
> Folks generally find that the larger conventional rectangular tanks need
> significantly less intensity for good to excellent growth, just as small
> tanks (10 USG) and nano tanks require more intensity.
>
> RTR

This seems counter-intuitive to me. Is there an explanation as to why?

Thanks,
Don H
(Another lurker)

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