fishfinder??

CHOCKNEL

New member
Ek sukkel om die Garmin 90 se screen te verstaan ek weet bv nie wanneer ek bo n rif is ni, ek was al 5 keer met my kayak op die water en die fishfinder werk dit kan ek sien maar volgens my het ek nog nie oor n vis gery nie, ek vang in die omgewing van blou dakkies naby Gordansbaai nuwe hawe, gee tog raad ASB.
 

miles

Sealiner
Hiya

The garmin 90 is an entry level fish finder and i would not trust the fish finding capabilities of the unit.

What is WILL show you how-ever, is reef structure. First step is to post some photo's of your transducer, to see whether its installed correctly. If its installed correctly, READ your instruction manual. Use the BOTTOM LOCK or ZOOM function on your unit to better see the structure on the bottom. Many of the reefs in that area is rather flat and not very big, so you will only see small changes in the bottom. The ZOOM or BOTTOM LOCK feature will make these small changes READILY identifiable.

I've fished that area quite a bit and its pretty fished out. In Summer, you do get good kob and geelbek runs in that area, but the bottom fishing is rather poor. Since its very protected from the wind, MANY anglers fish there.

I'd rather look fish the HANGKLIP area with a ski. Good fishing close to shore, in relatively shallow protected area........
 

Sailfish

Sealiner
Just to add a bit to Miles post. Have you increased the Gain setting to max and the shift to fast, meduim or slow. There is also a plastick filemant on the transduser bottem when you buy it. Is it removed? Are you on sallow or deep setting. Some eco sounders you can choose between 200khz and 50khz. There is also a guy on sealine that advertizes and he is a Guru with these things.
 

Fishton

Sealiner
Thanks for the vote of faith there Sailfish, Benniejordaan and Fishing Adventures;)

CHOCKNEL,
Miles’s advice is 100%.  The system you have there is a bottom finder, and in some cases you will see a group of pixels / dots on your screen in the mid water column, but it will be very difficult (if not impossible) to differentiate between clutter and fish. 

This image below is a graphical representation of what the ammount of pixels can do for a sonar.
 

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Thanks Fishton,
As I've said before, a decent finder is invaluable! The GPS only needs to get you there but the finder tells whether you are on the correct spot and if there is anything worth chasing!
Most guys who battle to get fish run to a mark and start fishing, forgetting that the GPS could put 5m off the fish. 5m off the fish = no fish! You need to sound around to find the fish and the better the sounder the more accurate the showing!
 

GTD

Senior Member
Bennie, you say that you sound around looking for the fish. What is the max speed you can travel at to find fish. I ask this because when I'm on my way to a spot, I don't see any fish along the way. Depending on the sea conditions, I do about 15 knots. When I stop I see fish, but I cant spend the whole day going, stopping, going, stopping.

What I want to do is get to a desired fishing area, say 5 square Km, and cruse around sounding till I see them and then start fishing. I have a Garmin 520s. Maybe my settings are wrong? And yes I have read the manual but I'm still battling.

The other day I went hunting cob, but couldn't find any. The next day someone told me that they have been catching cob all week in the same area I was sounding. Either I'm going too fast, my settings are wrong or I'm just doff?

So what I'm asking is how do you go about actually finding these critters.

 
 
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