A new smartphone application is being developed by Jerry Bromenshenk and crew at Bee Alert Technology, Missoula, MT. A Kickstarter funding project has been mounted for the month of May 2019 in an effort to internationalize the effort. Every beekeeper should participate in this for a better outcome for their bees:
https://beekeep.info/articles/if-bees-could-talk-kickstarter-program/
Malcolm T. Sanford