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Gear Maintenance

  • Band Deterioration
    April 1, 2021 Jerry Guerra

    Band Deterioration

    Band Deterioration What are bands Most spearguns are powered by large latex bands that are stretched out to load the gun and rapidly retract to their original position when firing. Band options commonly include color, thickness, and internal diameter (ID) size.  Most brands are...

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Gunbuilder Tips

  • How To Use A Neptonics Speargun Trigger Jig
    August 3, 2021 Jerry Guerra

    How To Use A Neptonics Speargun Trigger Jig

    https://www.youtube.com/watch?v=0COxuS4NbGs How To Use A Neptonics Speargun Trigger Jig When you build your own speargun, getting the trigger mechanism alignment right is critical to the final functionality of the gun. If the alignment is off you could risk misfires or...

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  • Types of Wood Used for Building Spearguns
    April 16, 2021 Jerry Guerra

    Types of Wood Used for Building Spearguns

    Types of Wood Used for Building Spearguns This post is about types of wood used for building spearguns. Most of my claims are from my own experience using the materials and from basic research.  It will become clear fairly rapidly I...

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Neptonics Videos

  • How to Splice A Spectra Slip Tip
    September 24, 2021 Jerry Guerra

    How to Splice A Spectra Slip Tip

    While bluewater spearfishing, we often use a slip tip to help land our fish and prevent tear-outs. This post will go over a step by step description of how to splice a spectra slip tip when you need to replace the...

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  • Replacing the Bands on the Neptonics Double Roller Speargun
    September 3, 2021 Jerry Guerra

    Replacing the Bands on the Neptonics Double Roller Speargun

    https://www.youtube.com/watch?v=TxtyASIvISw&t=3s How to Replace the Bands on the Neptonics Double Roller Speargun There are many roller spearguns out on the market today. They all have their pros and cons. Rollers are not easy to re-power when the time comes to replace the bands...

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  • Dyneema Gloves "Tuna-Tested" by Neptonics
    May 10, 2018 Jerry Guerra

    Dyneema Gloves "Tuna-Tested" by Neptonics

    Watch as a neptonics team diver puts on our new Dyneema gloves to the test on a SoCal Bluefin tuna.These gloves maintain the beloved features of other Dyneema gloves, while improving on flexibility and ease of use. Divers can put on...

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Product Reviews

  • March 14, 2023 Zach Zinober

    Euro Speargun Comparisons by Brand

    Euro Speargun Comparisons by Brand Euro style spearguns tend to have a more streamlined profile compared to American style spearguns. These spearguns tend to be accurate, but lack an enclosed track. They usually use smaller spear shafts and are designed...

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  • March 14, 2023 Mark Platau

    American Style Speargun Comparisons by Brand and Models

    American Style Speargun Comparisons by Brand and Models  There are a wide range of different types of spearguns with different qualities and features. In this post, we are going to focus specifically on the American style of speargun, talking about...

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  • March 14, 2023 Mark Platau

    Comparing the Different Neptonics Trigger Mechanisms

    Speargun Trigger Mechanism Comparisons - A Deep Dive into Neptonics and Ermes Mechs Speargun trigger mechanisms are one of the smallest, but most important parts of a speargun. Many divers prefer one mech over the other based off of how...

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Spearfishing 101

  • Understanding Fin Stiffness for Freediving
    June 21, 2024 Jerry Guerra

    Understanding Fin Stiffness for Freediving

    If you ask a dive buddy, there are all sorts of different things they might say about fin stiffness, but don’t let all of the different stiffness ideas of fins intimidate you when you’re buying your first pair of carbon...

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  • Fitness For Freediving and Spearfishing
    March 14, 2023 Jerry Guerra

    Fitness For Freediving and Spearfishing

    One of the most underemphasized parts of becoming a world class diver is diving fitness, health, and the training you’re doing outside of the water. Freediving requires your body be in not only the best possible shape it can be...

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  • Top Spearfishing Tips for Beginners
    March 14, 2023 Jerry Guerra

    Top Spearfishing Tips for Beginners

    Spearfishing has been a popular activity for much longer than you might think. In fact, spearfishing is one of the earliest recorded types of hunting and was even displayed in cave art dating back 16,000 years.  In the U.S., though this sport hasn't reached the mainstream like other outdoor activities, it still has a decent fan base.
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Spearfishing Techniques

  • Selecting a Speargun for Dirty Water and Tight Spaces
    June 12, 2024 Jerry Guerra

    Selecting a Speargun for Dirty Water and Tight Spaces

    For most applications, spearfishermen tend to always think that bigger means better. Most of the big guns you see are designed to kill big fish, right? But sometimes, conditions call for a smaller gun more suitable to dirty water. Because...

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Travel

  • Noob Spearo Podcast #2
    March 9, 2023 Jerry Guerra

    Noob Spearo Podcast #2

    Interview about Travel Spearfishing with Jerry Guerra Today’s interview is with Jerry Guerra and it’s all about travel spearfishing. Ever watch a Daniel Mann video and think to yourself: “I want to travel to other countries and spearfish”? Maybe you’ve...

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