An underwater metal detector is a specialized device designed to detect metal objects hidden beneath the surface of water bodies such as oceans, lakes, and rivers. It operates by emitting an electromagnetic field that interacts with metallic objects and produces a signal indicating their presence.
Underwater metal detectors are commonly used by divers, treasure hunters, and archaeologists to search for lost artifacts, sunken ships, and other valuable items. They are typically designed to be waterproof and can function at various depths depending on their specifications. In this review blog, we will explore the different types of underwater metal detectors, their features, and the top-rated detectors on the market.
Types of Underwater Metal Detectors
There are several types of underwater metal detectors, let’s see different types of metal detector in short details.
Pulse Induction (PI) metal detectors: These detectors are known for their ability to ignore minerals in the ground and to detect objects at greater depths than other types of metal detectors. They emit short bursts of magnetic fields to detect metal objects, and they are ideal for underwater use because they can detect metal objects in saltwater and freshwater.
Very Low Frequency (VLF) metal detectors: These detectors work by transmitting a continuous low-frequency electromagnetic field into the ground or water. When the electromagnetic field interacts with a metal object, it produces a magnetic field that the detector can detect. VLF detectors are best for use in shallow water.
Broad Band Spectrum (BBS) metal detectors: These detectors use a wide range of frequencies to provide more accurate and detailed information about the metal objects they detect. They are ideal for use in saltwater and freshwater, and they can detect objects at greater depths than VLF detectors.
Multi-Frequency (MF) metal detectors: These detectors use multiple frequencies to provide even more accurate and detailed information about metal objects. They are ideal for use in saltwater and freshwater and can detect small and large metal objects at various depths.
Side-scan sonar metal detectors: These detectors use sonar technology to create detailed images of the sea floor or lake bed, which can help identify metal objects. They are ideal for use in deep water and can detect objects at great distances.
Features of Underwater metal detectors
Underwater metal detectors have several unique features that make them well-suited for detecting metal objects in aquatic environments. Some of the key features of underwater metal detectors include:
Waterproof design: The entire device is designed to be waterproof so that it can be submerged in water without damage. The control box, search coil, and headphones are all waterproof.
Ground balance control: Underwater metal detectors have a ground balance control that allows the user to adjust the device to compensate for the mineral content of the water and the type of soil or sand on the bottom of the body of water.
Multiple search modes: Many underwater metal detectors have multiple search modes, such as discrimination mode, all-metal mode, and pinpoint mode.
Sensitivity adjustment: Underwater metal detectors have a sensitivity adjustment that allows the user to adjust the device’s sensitivity to small or large metal objects.
Audio and visual feedback: Underwater metal detectors provide audio and visual feedback when they detect a metal object. This can include a tone, a visual indicator on the control box, or a vibration in the headphones.
Lightweight design: Many underwater metal detectors are designed to be lightweight and easy to carry, making them ideal for use while snorkeling or diving.
Long battery life: Underwater metal detectors have long battery life, which is important for extended use in remote locations.
Coil size and shape: The shape and size of the search coil on an underwater metal detector can affect its performance in different types of water and its ability to detect small or large metal objects.
Overall, underwater metal detectors are specialized devices that are designed to operate in aquatic environments and provide reliable detection of metal objects underwater.
Top 7 Underwater Metal Detectors
In this part, we listed some Metal detectors which are good for underwater. So let’s check the list and chose what you fit.
Minelab Excalibur II: This is a professional-grade metal detector that is specifically designed for underwater use. It has excellent sensitivity and can detect targets at depths of up to 200 feet.
Garrett AT Pro: This metal detector is waterproof up to 10 feet and is great for both freshwater and saltwater environments. It is also very versatile and can be used for both land and water detection.
Fisher CZ-21: This is a high-end underwater metal detector that is designed for professional use. It can detect targets at depths of up to 250 feet and is ideal for use in both saltwater and freshwater environments.
Nokta Makro Anfibio Multi: This is a versatile and high-performance underwater metal detector. That is designed for both land and water use.
Tesoro Sand Shark: This is a lightweight and easy-to-use underwater metal detector that is ideal for beginners. It has a waterproof rating of up to 200 feet and can detect targets at great depths.
Whites Beach Hunter ID: This is a waterproof metal detector that is designed for beach hunting. It has excellent discrimination and target ID capabilities.
XP Deus: This is a high-end metal detector that is designed for both land and water use. It has a waterproof rating of up to 10 feet and can detect targets at great depths.
Overall, the choice of the best underwater metal detector will depend on your specific needs and budget. It is important to choose a detector, that is designed for the type of environment. You will be using it and has the right features to meet your needs.
Customer Reviews
Customers have given these detectors positive reviews, praising their accuracy, durability, and ease of use.
1st customer: The Garrett Sea Hunter Mark II for its accurate discrimination and ability to detect metal objects in deep water. While another reviewer praised the Fisher CZ-21 for its lightweight design and high sensitivity.
2nd customer: The Minelab Excalibur II was able to find a gold ring at a depth of 8 feet. While another reviewer praised the Garrett Sea Hunter Mark II for its lightweight design and long battery life.
3rd Customer: I’m impressed with the sensitivity of this metal detector. It can detect even the smallest objects buried in the sand. I love my underwater metal detector! It’s easy to use and I’ve found some amazing treasures on my beach trips.
Conclusion
In conclusion, underwater metal detectors are a valuable investment for anyone interested in exploring the underwater world. With the wide variety of detectors available, it is essential to choose a detector that suits your specific needs. Whether you are a beginner or a seasoned treasure hunter, an underwater metal detector is an essential tool. That can uncover hidden treasures in the ocean.
