Running w/ Underwater lights on? (2024)

  • Aug 26, 2013
  • #1

Escapade

Well-Known Member

SILVER Sponsor

Jan 10, 2007
1,237
Lake Michigan
Boat Info
44 Sundancer
Engines
QSC500

Is it illegal to run with Underwater lights on?

We have been running w/ underwater lights for about ten years. Really like the look of the wake lit up while underway. Last year a Coast Guard Auxiliary stopped me and said, that I was required to turn them off immediately and they are illegal. Being the stubborn sweed I stopped a Coast Guard Boat and they told me that I was running wads OK ( two white lights 18" below the water line). Now this weekend a Coast Guard Boat Stopped me and said, we had to shut them down as he explained in general terms. Under water lights hinder and confuse proper navigation lights.

What is your take?

  • Aug 26, 2013
  • #2

alwhite00

Active Member
May 31, 2010
1,809
Michigan
Boat Info
1997 250 Sundancer
Engines
5.7 EFI/ BIII

I aggree with the CG - I can't believe that one of them actually said no problem. Probably not what you wanted to hear but the laws are pretty strick on the lights that are to be on while on the water so you can "read" the other boats direction and what-not.

http://www.boatingbasicsonline.com/content/general/4_2_b.php

LK

Last edited:

  • Aug 26, 2013
  • #3

L

Lazy Daze

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TECHNICAL Contributor

Apr 21, 2009
18,870
PA
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Various
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Various

Whether someone wants to stop you for it is their call, but as far as I know, they should be off for the reason that was stated.

  • Aug 26, 2013
  • #4

rcknecht

Well-Known Member
Mar 23, 2009
3,861
toms river,nj
Boat Info
340 Sundancer 2001
Engines
T 454 MPI

I have have blue LED co*ckpit lights and speaker lights... CG has better things to do than bother me... or you... Leave your under water lights on, they look great.... I would rather see the CG and police stop the boater making large wake in no wake zones, and all the BWIs...

  • Aug 26, 2013
  • #5

Escapade

Well-Known Member

SILVER Sponsor

Jan 10, 2007
1,237
Lake Michigan
Boat Info
44 Sundancer
Engines
QSC500

We have plenty of boats here running at night w/ quite the array of multi colored lights above the rub rail. Seems these boats would hinder navigation far more than white underwater lights. Rules are Rules, Like I said, Stubborn as I am since they gave conflicting info I'll call the Coasties and verify.

  • Aug 26, 2013
  • #6

Escapade

Well-Known Member

SILVER Sponsor

Jan 10, 2007
1,237
Lake Michigan
Boat Info
44 Sundancer
Engines
QSC500

Coast Guard Just Confirmed! They take issue w/ underwater lights while running in close proximity to other vessels. They said, in rivers or heavily traveled waterways others could be miss guided and not be able to determine our direction when underway. We can use them underway near our dock and while docking if they are used as an aid to us.

Of coarse we can use them while moored or at anchor.

  • Aug 26, 2013
  • #7

A

Arl798

New Member
Feb 26, 2011
181
Saskatchewan Canada / Key West Florida
Boat Info
400 Sea Ray Sedan Bridge
Engines
Twin Cat 3116

I just installed 4 Seablaze X underwater blue lights and I love them. Probably one of the cooler additions to the boat. I'll likely turn mine on any time I am cruising or anchored at night.

  • Aug 26, 2013
  • #8

L

Lazy Daze

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Apr 21, 2009
18,870
PA
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Various
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Escapade said:

Coast Guard Just Confirmed! They take issue w/ underwater lights while running in close proximity to other vessels. They said, in rivers or heavily traveled waterways others could be miss guided and not be able to determine our direction when underway. We can use them underway near our dock and while docking if they are used as an aid to us.

Of coarse we can use them while moored or at anchor.

That follows along with the rules regarding docking lights, then. Same thing - only allowed when docking, etc.

  • Aug 26, 2013
  • #9

Air O'Nautical

Well-Known Member
Feb 5, 2008
2,316
Port Saint Lucie Florida
Boat Info
1995 400EC. Raymarine E80, Tridata, 4kw dome, Garmin 943
Engines
2013 7.4L Mercruiser Blue water.
Hurth straight shaft 630's,
Westerbeke 7.0 BCG

Colored underwater lights are for at anchor or tied to a dock!
Please turn them off underway because, it's confusing to other boats trying to navigate at night.

  • Aug 26, 2013
  • #10

Lake Erie Boater

Member
Oct 24, 2007
486
Sandusky Bay, Ohio
Boat Info
2018 Sabre 38 SE
2019 Blackfin 272CC
Engines
VP IPS400's
300 Merc Verado's

Air O'Nautical said:

Colored underwater lights are for at anchor or tied to a dock!
Please turn them off underway because, it's confusing to other boats trying to navigate at night.

Totally Agree!! Just this past Saturday we went out for a night cruise. We were in the Moseley Channel heading into Lake Erie from Sandusky Bay just barely on plane to enjoy the ride. At that time a large yacht overtook us. He was haulin a$$ right at Cedar Point in the same channel. It is fairly tight in that area so he was close when he passed. All rules of the road were in place for a uneventful overtaking. However it was then that I found myself staring directly at his stern. He had super bright white lights burning. The guy was moving such that the lights were no longer under water and I could actually see the fixtures themselves. Destroyed my night vision while trying to find the one unlit buoy in that channel. Radar saved me as I couldn't hardly see ahead until the guy got far enough into the distance, let alone search for visual confirmation of that red nun. My opinion, leave them off when the engines are on.

Last edited:

  • Aug 27, 2013
  • #11

tdschafer

Well-Known Member
Aug 24, 2009
6,154
Long island , NY
Boat Info
1997 330 sundancer
Engines
twin 454's, Carb, V-Drives

Lake Erie Boater said:

Totally Agree!! Just this past Saturday we went out for a night cruise. We were in the Moseley Channel heading into Lake Erie from Sandusky Bay just barely on plane to enjoy the ride. At that time a large yacht overtook us. He was haulin a$$ right at Cedar Point in the same channel. It is fairly tight in that area so he was close when he passed. All rules of the road were in place for a uneventful overtaking. However it was then that I found myself staring directly at his stern. He had super bright white lights burning. The guy was moving such that the lights were no longer under water and I could actually see the fixtures themselves. Destroyed my night vision while trying to find the one unlit buoy in that channel. Radar saved me as I couldn't hardly see ahead until the guy got far enough into the distance, let alone search for visual confirmation of that red nun. My opinion, leave them off when the engines are on.

You make a very good point here! I always considered the impact of a side or angled view in determining direction but never how lights affect the boats behind the operator. If I ever add those lights I will leave them off underway.

Sent from my iPhone using Tapatalk
Todd

  • Aug 27, 2013
  • #12

play dough

Well-Known Member
Aug 29, 2011
467
Grand Blanc / Mackinaw City, Michigan
Boat Info
1997 Sea Ray 330DA
Engines
7.4L MPI Mercruiser

We deal with a similar situation every morning. Fishermen with all arrangements of spreader lights aimed aft. They all run with them on. It doesn't present much of an issue except in the close quarters of a channel and then it's a hazard. The USCG and all other officials seem to ignore the practice.

  • Aug 27, 2013
  • #13

RollerCoastr

Well-Known Member
Nov 15, 2007
3,883
Cedar Point, OH / Miami, FL / MacRay Harbor, MI
Boat Info
1997 400DA
340HP 7.4 Mercruiser Bluewaters
Garmin 741, 742, 8212, 24HD, Intellian I2
Engines
1999 280BR
Twin 250HP Merc 350 Alpha Ones

Lake Erie Boater said:

Totally Agree!! Just this past Saturday we went out for a night cruise. We were in the Moseley Channel heading into Lake Erie from Sandusky Bay just barely on plane to enjoy the ride. At that time a large yacht overtook us. He was haulin a$$ right at Cedar Point in the same channel. It is fairly tight in that area so he was close when he passed. All rules of the road were in place for a uneventful overtaking. However it was then that I found myself staring directly at his stern. He had super bright white lights burning. The guy was moving such that the lights were no longer under water and I could actually see the fixtures themselves. Destroyed my night vision while trying to find the one unlit buoy in that channel. Radar saved me as I couldn't hardly see ahead until the guy got far enough into the distance, let alone search for visual confirmation of that red nun. My opinion, leave them off when the engines are on.

I think we're dealing with 2, possibly 3 issues here:

1. The ridiculous and unsafe behavior of the weenies who blind other boaters at night in an effort to look "cool"

2. USCG and CGA members who don't know the law. How is it that they have funding to put teen-agers at the helm of incredibly well-equipped 900 HP RIBs, but can't manage to educate them first?

3. The laws themselves. Underwater lights and decorative LED's are commonplace now. Heck, I can turn my co*ckpit so blue at night that I'm pretty sure I can draw bugs from Saskatchewan and be seen from the space station. I wouldn't run them at night, but clearly others do. I'm not sure the law books have properly addressed the implications of this.

  • Aug 27, 2013
  • #14

L

Lazy Daze

Well-Known Member

TECHNICAL Contributor

Apr 21, 2009
18,870
PA
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Various
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Various

RollerCoastr said:

3. The laws themselves. Underwater lights and decorative LED's are commonplace now. Heck, I can turn my co*ckpit so blue at night that I'm pretty sure I can draw bugs from Saskatchewan and be seen from the space station. I wouldn't run them at night, but clearly others do. I'm not sure the law books have properly addressed the implications of this.

Actually, if I'm remembering the way the law is written, I believe it may already address thes add-on lights. I think the verbage is simply something like "no other lights than navigation lights"? Again... Just working from memory... Which may not be working!

  • Aug 27, 2013
  • #15

gerryb

Well-Known Member

TECHNICAL Contributor

Oct 12, 2006
1,974
Somers Point, NJ
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"On Vacation"
2006 40 Sundancer
Raymarine E125 & HD Radar + Garmin 5208
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play dough said:

We deal with a similar situation every morning. Fishermen with all arrangements of spreader lights aimed aft. They all run with them on. It doesn't present much of an issue except in the close quarters of a channel and then it's a hazard. The USCG and all other officials seem to ignore the practice.

+1. We see this behavior all over new jersey with little if any enforcement by USCG. Amazingly, it often very experienced mariners who leave their spreader lights on!

  • Aug 27, 2013
  • #16

rcknecht

Well-Known Member
Mar 23, 2009
3,861
toms river,nj
Boat Info
340 Sundancer 2001
Engines
T 454 MPI

What I really don't like is people who over use there spot light... I have never been blinded by underwater lights, but spot lights and spreader lights are the real problem... Its a matter of being considerate...

  • Aug 27, 2013
  • #17

Skuza

Well-Known Member
Nov 1, 2006
1,455
Lake St Clair, MI
Boat Info
400 Sundancer
Engines
7.4L Horizons

I have seen the youtube videos of people running with them on and it is cool as hell looking IMHO but can understand the legality of it. I guess if its a calm night and light traffic its worth the possible hassle. Any other time why give them a reason.
The people that might get confused by underwater lights probably can't read navigational lights anyways!

  • Aug 27, 2013
  • #18

rcknecht

Well-Known Member
Mar 23, 2009
3,861
toms river,nj
Boat Info
340 Sundancer 2001
Engines
T 454 MPI

sfergson727 said:

It's not a factor of being able to read the navigational lights, it's a factor of seeing them. In the best cases, nav lights are hard to pick out in less than ideal conditions, factor in noise from other lights, lights on shore, etc. it becomes damn near impossible. The navigation lights get lost in the clutter.

So the more lights on the boat, more likely they shore lights won't interfere??? At night I thing I fear is the guy with no lights....

  • Aug 27, 2013
  • #19

rcknecht

Well-Known Member
Mar 23, 2009
3,861
toms river,nj
Boat Info
340 Sundancer 2001
Engines
T 454 MPI

sfergson727 said:

No, you misunderstand. The more lights on a boat, the harder it is to pick up the navigation lights on that boat. Shoreline lights just add to the confusion.

Operating a boat at night with no lights requires a whole different kind of stupid.

Here is an example, let's say a boat is using additional light on the boat (be it underwater lighting, or co*ckpit lighting), we have a lot of things on the boat that reflect that light. Thus to another craft, it could appear to have multiple light sources that could be misinterpreted.

Red over white = Fishing at night
White over Red = Pilot ahead

Under Water Lights = Drinking at night

  • Aug 27, 2013
  • #20

ChrisD11663

New Member
Jun 12, 2012
48
Babylon, NY
Boat Info
1995 Sundancer 250
Engines
5.7 merc w/ Bravo 3

I have Aquatic LED underwater lights on my transom that I always run while underway. I usually have it set so it fades in and out of different colors. I love the way the wake looks. I've never had an issue from CG and I've passed plenty of them. Maybe if they were white, they would have stopped me.

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