Effects of video lights on marine animals

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Incident

Contributor
Messages
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Location
West Coast
# of dives
2500 - 4999
Hi All,
Not sure if this is the correct place to post this, but thought it would be a good start.

I am wondering what, if any, effect the use of bright LED lights has when used in close range to some of the critters we like to create videos and photos of. I assume the effects of strobes is rather small, but what about video lights?

Some LED lights are pretty bright, and often times we might be within 3-12 inches from some fish. Does this harm their eyes (as I know it does with ours)?

Thanks in advance!
 
Was gonna crack wise...but on second thought, it's a reasonable question.

Most fish seem to ignore, or even approach my lights, but that begs the question of whether that's safe for them. I speculate the water absorption helps, but lets see what others have to say.
 
I've observed that many fish (especially ones that rest at night) are blinded by my Sola 1200/2000s when I film them at night. Not too happy about that, but I don't stop filming unless I've already got footage of that species. I rationalize and try to justify it with the knowledge that my videos will be used to educate divers and non-divers. Other fish (tarpon, kelp bass) love the lights and hunt by them at night.
 
https://www.shearwater.com/products/swift/

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