>>1378062>You get more leverage fighting the fish I've always heard this, but I don't think it's true. To me the fulcrum is where you're holding the rod which gives the fish the longer end of the lever. Which should give the fish more leverage.
Still I think longer is better within reason.
>>1378243https://www.fws.gov/fisheries/ans/erss/highrisk/Cyprinus-carpio-WEB-09-10-2014.pdfSee pic