10mm good for Black bear defense

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  • arbud

    Active Member
    Jan 27, 2008
    809
    Towson
    Hey guys not a hunter here. Am however moving to an area in Florida where there have been black bear sightings And peoples dogs killed by them. Rare yes.
    I have 2 10mm firearms and would love to just get a Glock 20 with some heavy hardcast ammo to walk around with just in case. I just do not trust Bear spray except for coyotes and bob cats which are also around down there.
    Now I have opened myself up to all kinds of "funny" comments but if they could just be kept to yes that is the perfect way to go, no you have to get at least 44mag, bear spray is 100% reliable. no you have to make the perfect shot placement with 10mm.
    I walk my dog down there early am in the light and late afternoon in the light. I keep my garbage under control but that does not mean all my neighbors do on trash days.
    What do you think. I am Bud not OP
     

    trickg

    Guns 'n Drums
    MDS Supporter
    Jul 22, 2008
    14,725
    Glen Burnie
    I've read in a few places that 10mm is possibly ideal for an anti-bear pistol, and not so much because it's so powerful - there are other guns, specifically revolvers, that pack more punch per round.

    The advantage with 10mm is the double stack capability - you get 15 rounds in the mag with a Glock 20. Carry an extra mag, and that's 30 rounds of powerful bear deterrent.
     

    Occam

    Not Even ONE Indictment
    MDS Supporter
    Feb 24, 2018
    20,440
    Montgomery County
    I would trust a 10mm on a black bear, to the extent I could trust my own skills in getting the shots where they need to go while under tremendous pressure. Most black bears have zero interest in interacting with you. On the rare occasion they feel the need to attack you, that's going to happen very quickly, and that creature is going to be coming at you like a large guy on a scooter at 20-30mph across a short distance. Getting off more than a shot or two is hard in a situation like that. Sure, a 44mag is (placement being equal) probably going to do a little more damage. But unless you connect with the CNS, that mortally wounded bear can still close the gap and put the serious hurt on you (or your dog, or child). Bear spray - if it connects properly - essentially IS a shot to the CNS, in that effectively overwhelms all the sensory input that allows the bear to operate in a fight. Of course, if the wind puts it in YOUR face, it does the same to you (and your dog), too.

    A relatively lightweight, reliable polymer gun in 10mm is going to be a lot easier to have along for regular walks than is a big ol' 44mag revolver. Pretty subjective topic, of course.
     

    TheOriginalMexicanBob

    Ultimate Member
    Jul 2, 2017
    33,192
    Sun City West, AZ
    No...you don't have to have a .44 Magnum but that's what I keep. I have a several 10mm pistols but I keep this ammunition for such events should they happened when I was living in MD...Winchester .44 Mag made for Black Bears. I had it for both my revolvers and Marlin .44 Mag Carbine. Now in AZ that's not such a requirement...lots of Coyotes and Bobcats around...as well as the occasional Cougar which I have yet to see.

    Still...I would not feel underarmed with a 10mm.
    bear-load.jpg
     

    brianns

    Ultimate Member
    MDS Supporter
    Dec 29, 2015
    3,691
    Montgomery County
    Consider a long slide or pistol with a longer than standard barrel so you can get as much velocity into the projectile.
    Then carry the strong stuff on those occasions.

    I have a regular gen4 G20.
     

    arbud

    Active Member
    Jan 27, 2008
    809
    Towson
    Thank you so much you all. You gave your opinions and stuck to the question asked.
    I have also heard that the black bears are smallish down there.
    I put this same type of question out on a forum down around where I will be living. Got alot of responses. Mainly you will never see one, dont want any gunslingers from the north around here firing off 44mags into my house, just use bear spray a whistle or an airhorn.
     

    teratos

    My hair is amazing
    MDS Supporter
    Patriot Picket
    Jan 22, 2009
    59,849
    Bel Air

    Alphabrew

    Binary male Lesbian
    Jan 27, 2013
    40,758
    Woodbine
    A guy on Arfcom was attacked by a bull moose and he killed it with a Glock 20. I’d say it’s good for bear
     

    sundaeman

    Ultimate Member
    MDS Supporter
    Sep 16, 2008
    1,008
    Another vote for Underwood. I've got 200 or 220 hard cast more so for Grizzly. I'm pretty sure the Underwood guys won't steer you the wrong way.
     

    alucard0822

    For great Justice
    Oct 29, 2007
    17,711
    PA
    IMO an EDC in 9mm with defensive hp ammo would be sufficient. Florida black bears are pretty shy and spook easily, also not much bigger than a large dog or person. Think there have been 0 people killed by bears in FL over the last 50 years, and basically all injuries were by people F-ing with cubs or someone walking a dog that went after the bear. Gators are kinda the same way, long as you are not doing anything stupid, the chances of getting attacked are pretty low. If you are hiking in remote trails, you are a whole lot more likely to encounter venemous snakes and meth heads. Even then, snakes, gators and bears will either hide from you, or run away if they see you. Meth heads, not so much.
     
    Last edited:

    John from MD

    American Patriot
    MDS Supporter
    May 12, 2005
    22,969
    Socialist State of Maryland
    I would trust a 10mm on a black bear, to the extent I could trust my own skills in getting the shots where they need to go while under tremendous pressure. Most black bears have zero interest in interacting with you. On the rare occasion they feel the need to attack you, that's going to happen very quickly, and that creature is going to be coming at you like a large guy on a scooter at 20-30mph across a short distance. Getting off more than a shot or two is hard in a situation like that. Sure, a 44mag is (placement being equal) probably going to do a little more damage. But unless you connect with the CNS, that mortally wounded bear can still close the gap and put the serious hurt on you (or your dog, or child). Bear spray - if it connects properly - essentially IS a shot to the CNS, in that effectively overwhelms all the sensory input that allows the bear to operate in a fight. Of course, if the wind puts it in YOUR face, it does the same to you (and your dog), too.

    A relatively lightweight, reliable polymer gun in 10mm is going to be a lot easier to have along for regular walks than is a big ol' 44mag revolver. Pretty subjective topic, of course.
    I agree. While I used to carry a .44 Mag loaded with custom made Buffalo Bore ammo, if I were still hunting or hiking today, I would carry a 10mm loaded with either Buffalo Bore or Underwood ammo.
     

    Ammo Jon

    Ultimate Member
    Mar 3, 2008
    21,085
    Get a Glock 20 with a Kriss Vector extension and you’ll have 30 rds of 10mm ammo on you ready to go.
    56ED5FDD-701F-4DF1-9B5B-CAA782C8C135.jpeg
     

    Ski169

    Active Member
    May 28, 2012
    941
    Living in New Mexico, I go hiking in the mountains often. Sometimes with the dog. I always pack a 10mm and never feel inadequate. I was using the G20 but sighted in the G40 so I’m using that now. Underwood 180 or 200 grain fmj. This is my backup in case the spray doesn’t work. There are bears, big cats, coyotes, and the two legged predators out here but I have yet to come across any. Even the coyotes that occasionally transit through my yard run when they spot people. So I’m not too worried.

    Edit to add that the Kenai Chest Holster is the easiest way to carry and works for all of my large frame Glocks.
     

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    TI-tick

    Ultimate Member
    BANNED!!!
    MDS Supporter
    No...you don't have to have a .44 Magnum but that's what I keep. I have a several 10mm pistols but I keep this ammunition for such events should they happened when I was living in MD...Winchester .44 Mag made for Black Bears. I had it for both my revolvers and Marlin .44 Mag Carbine. Now in AZ that's not such a requirement...lots of Coyotes and Bobcats around...as well as the occasional Cougar which I have yet to see.

    Still...I would not feel underarmed with a 10mm.
    bear-load.jpg
    Watch out for the AZ cougars as they may be CA transplants. :D

    10mm WILL NOT do the job to put them down.:innocent0
     

    outrider58

    Eats Bacon Raw
    MDS Supporter
    Jul 29, 2014
    50,093
    I've used rocks on brown bear. Wasn't trying to kill it, just chase it away. :)
     

    Park ranger

    Ultimate Member
    Dec 6, 2015
    2,330
    Considering I shot 17 rubber 12 ga slugs at bears last summer and am still alive, yeah, 10mm is plenty
     

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