I'm in the market for a GPS/Fishfinder that also gives depth read out as the numpty I bought my boat from had nothing fitted.

There seems to be some good models from Garmin, Eagle that don't break the bank but I don't want to waste my money.

I'm new to sea fishing so thought some advice from more experienced hands would set me in the right direction.

I'm interested in buying good 2nd hand examples if you can assure me its a good deal.

I'm...