Each of the caches nearby named "TSPTOB" are part of the mystery cache "The Sunny Port Town Of Barnsley". You do not need to do the mystery cache to be able to find the indiviual caches, these can be done as standalones if you wish.
Tweezers are suggested.
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Looking at your initiation scroll it looks like the captain wants you to gather a vial of honey from his trusty bees - time to don your beekeeping suits and hope you don't get stung!
Good luck pirates!