A Guide to Purchase Fish Finders

 What is a Fish Finder and why do you need one

Fish finder is an instrument used to detect the presence of fish in water bodies. The technique is to project sound waves into the water, then to detect the reflected sound pulses and finally creating a map of the underwater environment. It consists of mainly two parts- a display that is placed on the boat and a transducer which lies underneath of the boat.

Normally you are not aware of the underwater environment and location of the schools of fish. So you need this tool simply to increase your fishing rate and efficacy. Whether you are a commercial or a recreational fisherman, a fish finder is very important and effective.

Choosing the right product

To get the most suitable product, you need to consider the following things

• First be sure if you want a Combo, Standalone or Networked Fish Finder. 
• You should also scrutinize the following features- Display (Size, resolution), Power, Transducer, Frequency, Style and shape, Portable or fixed etc.

In this article, I am going to review three of the prominent models of fish finder.

1. Garmin Echo 551dv

Specifications and Features

Pros

1. The bright, high resolution 5” display provides detailed and vivid image of the underwater environment.
2. This device allows easy and smooth transitions from deep to shallow water and vice versa due to smooth scaling property of the echo 551dv .
3. The price is reasonable.
4. Easy installation.
5. Its depth range is very high compared with other models.

Cons

1. No GPS

2. Deeper Smart Portable Fish Finder

Specifications and Features

Pros

1. The greatest advantage is you can use your smartphone, additional display is not required.
2. Suitable for all types of fishing
3. Very cheap
4. Its detection performance is great
5. Being wireless, it is easy to maneuver
6. Works even without boats

Cons

1. Not suitable for very deep water bodies.
2. It seems to have connection issues.

3. Humminbird  HELIX 5 DI Fish Finder 

Specification and feature

Pros

1. Down Imaging sonar gives a fish-eye’s view of the environment below
2. GPS feature facilitates navigation
3. It’s a very tough and durable product
4. Value for money

Cons

1. Some users are overwhelmed by the complicated features.
2. You have to separately purchase the charts

Conclusion

These are amongst the most popular Fish finders and should be considered for purchase. However it’s  important that you first assess your requirements- budget, fishing spot etc.