Dublin Fire Brigade have been battling a blaze in Howth.
It broke out on board a boat this morning.
The alarm was raised at around twenty past seven this morning - when a boat moored at the pier wall in Howth caught fire.
20 members of Dublin Fire Brigade attended the scene, with a number of them using breathing apparatus to enter the engine room.
<blockquote class="twitter-tweet" lang="en"><p lang="en" dir="ltr">1) Howth, West pier: 3 units from Kilbarrack & Nth Strand have dealt with an engine room fire on a fishing vessel in <a href="http://t.co/WzjcfKdbh6">pic.twitter.com/WzjcfKdbh6</a></p>— Dublin Fire Brigade (@DubFireBrigade) <a href="https://twitter.com/DubFireBrigade/status/644048217823424512">September 16, 2015</a></blockquote>
<script async src="//platform.twitter.com/widgets.js" charset="utf-8"></script>
Crews say they brought the blaze under control quite quickly.
Three fishermen were treated for smoke inhalation, but didn't go to hospital.
<blockquote class="twitter-tweet" lang="en"><p lang="en" dir="ltr">2) harbour. Firefighters in breathing apparatus entered the engine room and extinguished the fire. <a href="https://twitter.com/hashtag/Howth?src=hash">#Howth</a> <a href="https://twitter.com/hashtag/dublin?src=hash">#dublin</a> <a href="http://t.co/Ku0DbRD3Ow">pic.twitter.com/Ku0DbRD3Ow</a></p>— Dublin Fire Brigade (@DubFireBrigade) <a href="https://twitter.com/DubFireBrigade/status/644048250086006784">September 16, 2015</a></blockquote>
<script async src="//platform.twitter.com/widgets.js" charset="utf-8"></script>