Which is the best sonar for commercial fishing?
Ask any commercial fisherman their most important piece of electronics and their Furuno Sonar will be the first thing to cross their lips. Whether you are looking for hard to find individual tuna, schools of sardines, collision avoidance or a host of other uses, a Furuno Sonar is the single best solution for your needs.
How does ultrasonic sonar work on a ship?
The device that emits the ultrasonic waves is called the transducer. To locate fish schools, Sonar shows a radar-like image of the surroundings of the ship. This image stretches from left to right and back and forth, showing the distribution and density of fish schools if present.
What kind of information can you get from a sonar?
Based on the information received by the Sonar it is also possible to estimate where the fish school is heading, and at what speed. Scanning Sonar can display information “full circle” at 360 degrees, or “semi-circle” at 180 degrees at a time.
What kind of sonar do purse seiners use?
Purse seiners and trawlers worldwide rely on Sonar on a daily basis to get their catch. There are two types of Sonar: Searchlight Sonar and Scanning Sonar. Searchlight Sonar works by transmitting a single ultrasonic beam that is 6 degrees wide.
How big is a black box sonar system?
180kHz Sonar System with 6″ Soundome and 12.1″ Display. Includes 250MM Travel Hoist and operates at 12VDC. 60kHz Sonar System with 8″ Soundome and 12.1″ Display. Includes 250MM Travel Hoist and operates at 12VDC 85/215kHz Black Box Sonar System with 8″ Soundome. Includes 400MM Travel Hoist and operates at 12VDC.
Can a scanning sonar search 360 degrees around a vessel?
This is the cyclic operation of a Searchlight Sonar. Scanning Sonar can search 360 degrees around the vessel in an instant. Due to the wide beam, no dead zones (zones that will not get displayed properly due to narrow beam width) will appear in the horizontal direction.