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-   -   Coastal Master Plan hope for Vermilion Bay? (http://www.saltycajun.com/forum/showthread.php?t=45766)

wishin i was fishin 07-08-2013 09:26 PM

Coastal Master Plan hope for Vermilion Bay?
 
2 Attachment(s)
I have been reading the coastal master plan and it looks like they have oyster barrier reefs planned to route the Atchafalaya sediment eastward.

What are yalls opinion on this and the effects on the salinity in the bay? Could we be looking at the bay returning to the days the old timers talk about?

Smalls 07-08-2013 09:27 PM

In another 50 years possibly. This plan will take a while to install fully.

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MarshRat89 07-08-2013 09:59 PM

Sounds promising im also interested in how it will affect the salinity.

Dink 07-08-2013 10:26 PM

Hammock will be blocked off. That sucks

Montauk17 07-08-2013 10:30 PM

Launch a port of st mary....problem solved.

Duck Butter 07-09-2013 07:00 AM

There are some nice oyster reef projects already installed right near SW Pass. Reefblok (copyright symbol inserted here) was the material used. They were installed a few years back and growing oysters very well. A similar project on the bayside of Grand Isle was implemented before the oil spill and the oil stayed off them but they are not growing oysters as well as VBay. The ones in Grand Isle are being hammered by oyster drills.

There is nothing in the CMP that is trying to RAISE salinity in our waters, if anything they are trying to reduce the salinity in our estuaries (fighting an uphill battle).

outdoorsman 07-09-2013 07:50 AM

To me it looks good on paper, but I am by far not a coastal erosion expert. By the time they do studies and what not I doubt that we will never see this completed, our kids and grandkids might.

Also i am not a fan of a levee protection system. Man-made structures such as these only give false hope.

southLA 07-09-2013 08:02 AM

Diversions. Why try to create land when it will create itself....like it has up until 100 years ago

Smalls 07-09-2013 08:12 AM

Quote:

Originally Posted by southLA (Post 603235)
Diversions. Why try to create land when it will create itself....like it has up until 100 years ago

Because the only place land has been created in the last 100 years is at the atchafalaya Delta. Every where else on the coast is either no change or land loss.

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RickLafayette 07-09-2013 08:18 AM

Salinity levels in VB are low due to Marsh Island acting like a barrier as fresh water makes its way from the basin into the bay and is then held there by Marsh Island. It looks like the oyster reefs will further act as barriers, slowing the flushing of fresh water out to the gulf and slowing the entrance of salt water from the gulf.
I don't get it.

jpeff31787 07-09-2013 08:24 AM

that would be cool, but like dink said wouldn't be able to hit the hammock real quick any more...

While we are talking about the bay and reefs, has anyone notice how much Caldwell Reef has changed over the last 2 years! It is moving around like crazy

Reefman 07-09-2013 09:16 AM

I doubt these oyster reefs will be one continuous out-of-water reef. Raising depths from 8-9ft to 3-4ft will drastically help in breaking wave action. As an old timer, all they are doing is replacing the shells reefs that were dredged from marsh island to coon point. Also, years back the Dry reef area from the Hammick to the wells would become visible in hard low tides/strong Northerly winds. At one time that was all land. Again they're replacing what has been destroyed in the bay. I'm all for it, along with replacing the 10ft water mark rock dam (water ceases to flow once the river hits 10ft.) in wax lake canal.

jopheso 07-09-2013 10:25 AM

Im sorry but any time the government has a "Master Plan" of any kind it screws things up. No matter how it looks on paper, no matter how good the intentions, manipulation has always had unforseen consequences.

Maybe this time they will get lucky <shrug>

cajunkid 07-09-2013 10:32 AM

This is a situation of pitting what we like as sports fisherman (salty water close to shore) against what we need. Less salt water close to shore = less erosion. Remember, before the Calcasieu ship channel was dredged, Big Lake was a freshwater estuary.

capt coonassty 07-09-2013 04:04 PM

This is also going to impact the tides inside of the bay. The water that would have gone east on a outgoing tide will be forced through the pass.

redaddiction 07-09-2013 04:11 PM

Quote:

Originally Posted by capt coonassty (Post 603468)
This is also going to impact the tides inside of the bay. The water that would have gone east on a outgoing tide will be forced through the pass.


Can you imagine the speed and force of that tide? wow! It already rips out of there as it is.

Montauk17 07-09-2013 04:14 PM

Way back in the day v bay was fresh too....the banks were lined with cypress trees.

Duck Butter 07-09-2013 06:26 PM

Quote:

Originally Posted by cajunkid (Post 603295)
This is a situation of pitting what we like as sports fisherman (salty water close to shore) against what we need. Less salt water close to shore = less erosion. Remember, before the Calcasieu ship channel was dredged, Big Lake was a freshwater estuary.

Nail on the head right there. Its cool to be able to drive down the road from Lafayette to catch trout but that is the only good thing that saltwater brings with it is trout, everything else that saltwater does is not good

vbay 07-09-2013 08:39 PM

My uncle-Ted Beaullieu has been working for this for 20 years. He's pushing 90 so I doubt he'll ever see it but ideas have to come from someone/us. his father was one of the first camp owners at The Point. Trying to get things back like it used to be will be an uphill battle for sure.

speck-chaser 07-09-2013 09:00 PM

Quote:

Originally Posted by Dink (Post 603180)
Hammock will be blocked off. That sucks


Just go in from the canal by the camps. Oh wait you got a deep v. nevermind.lol

wishin i was fishin 07-09-2013 09:44 PM

Great comments guys, i think it will be a good thing as well. I just hope they can complete it in my lifetime... if I recall correctly the master plan is on hold pending a sediment study in the Mississippi.

Duck Butter 07-11-2013 03:20 PM

Quote:

Originally Posted by vbay (Post 603618)
My uncle-Ted Beaullieu has been working for this for 20 years. He's pushing 90 so I doubt he'll ever see it but ideas have to come from someone/us. his father was one of the first camp owners at The Point. Trying to get things back like it used to be will be an uphill battle for sure.

Forgot to check back on this thread so missed this. This question is for you and everyone who has said 'like it used to be'. How was the point during the 'good ole days', how did it 'used to be'?

Surely no one is claiming this was a year round speckled trout fishery right? Please catch me up someone

Montauk17 07-11-2013 03:23 PM

Quote:

Originally Posted by Duck Butter (Post 604405)
Forgot to check back on this thread so missed this. This question is for you and everyone who has said 'like it used to be'. How was the point during the 'good ole days', how did it 'used to be'?

Surely no one is claiming this was a year round speckled trout fishery right? Please catch me up someone

Maybe not year round but it stayed much saltier from the old timers I talked to. The bay at one time was a hotspot for tarpon. The biggest reason the bay stays fresh longer now is from the wax lake outlet.

Reefman 07-11-2013 03:38 PM

Quote:

Originally Posted by Duck Butter (Post 604405)
Forgot to check back on this thread so missed this. This question is for you and everyone who has said 'like it used to be'. How was the point during the 'good ole days', how did it 'used to be'?

Surely no one is claiming this was a year round speckled trout fishery right? Please catch me up someone


The dynamics of the Bay has changed considerably. Back in the 50s you could fish Weeks most of the year. The Intercostal was not opened to the Bay in Weeks. The Wax didn't exist, 4 mile was a 1/3 of its size. Fresh water did not enter the Bay as it does now. The wells in mid bay held trout all year. Tarpon were caught yearly right in the pass in late summer. We've lost a huge amount of banks in VB causing salt water to kill trees and the brackish marshes that border the Bay. Removing all those shell reefs (shell dredging) on the east side of Marsh Island did the most damage. Rabbit Island was always out the water. There were few passages out to the Gulf from the east side; only the Amerada crew boat channel below Burns was safe to hit Eugene Island rigs. In spring we would get fresh water in the northern areas of the bay by natural flow from the marshes but not enough to effect the fishing.

Smalls 07-11-2013 03:47 PM

Quote:

Originally Posted by Montauk17 (Post 604406)
Maybe not year round but it stayed much saltier from the old timers I talked to. The bay at one time was a hotspot for tarpon. The biggest reason the bay stays fresh longer now is from the wax lake outlet.


I made this point in an old thread to someone I will not mention, lest he interject himself in this conversation. Tarpon live in freshwater ecosystems. They are not solely a saltwater species. They once occurred in Prien Lake--when it was a swamp! Go back over 7,000 years, the Bay was a former delta of the Mississippi. Heck, go back 2,500 years and it was. So for a long period of time, it was probably a low-salinity estuary, same as Calcasieu Lake. And I would imagine somewhere between 400 and 7,000 years ago is when the Atchafalaya River formed (probably between 400 and 2,500 years ago when the Lafourche Delta was the active delta).

Honestly, if nature took its course (or would be allowed to take its course), the Atchafalaya would be the new course of the Mississippi. The Old River Control Structure prevents that, but if it ever had a catastrophic failure, the Atchafalaya would most likely capture the majority of the Mississippi's flow.

All that being said, based on historical records, I doubt that Vermilion Bay was ever a high salinity system for a long period of time. For nearly 5,000 years it was part of the active delta, so at most it was probably Brackish.

Montauk17 07-11-2013 03:52 PM

Quote:

Originally Posted by Smalls (Post 604419)
I made this point in an old thread to someone I will not mention, lest he interject himself in this conversation. Tarpon live in freshwater ecosystems. They are not solely a saltwater species. They once occurred in Prien Lake--when it was a swamp! Go back over 7,000 years, the Bay was a former delta of the Mississippi. Heck, go back 2,500 years and it was. So for a long period of time, it was probably a low-salinity estuary, same as Calcasieu Lake. And I would imagine somewhere between 400 and 7,000 years ago is when the Atchafalaya River formed (probably between 400 and 2,500 years ago when the Lafourche Delta was the active delta).

Honestly, if nature took its course (or would be allowed to take its course), the Atchafalaya would be the new course of the Mississippi. The Old River Control Structure prevents that, but if it ever had a catastrophic failure, the Atchafalaya would most likely capture the majority of the Mississippi's flow.

All that being said, based on historical records, I doubt that Vermilion Bay was ever a high salinity system for a long period of time. For nearly 5,000 years it was part of the active delta, so at most it was probably Brackish.

I agree with you,but at one point and time it held saltier water for most of the year. For better or worse...

Duck Butter 07-11-2013 04:29 PM

Quote:

Originally Posted by Reefman (Post 604412)
The dynamics of the Bay has changed considerably. Back in the 50s you could fish Weeks most of the year. The Intercostal was not opened to the Bay in Weeks. The Wax didn't exist, 4 mile was a 1/3 of its size. Fresh water did not enter the Bay as it does now. The wells in mid bay held trout all year. Tarpon were caught yearly right in the pass in late summer. We've lost a huge amount of banks in VB causing salt water to kill trees and the brackish marshes that border the Bay. Removing all those shell reefs (shell dredging) on the east side of Marsh Island did the most damage. Rabbit Island was always out the water. There were few passages out to the Gulf from the east side; only the Amerada crew boat channel below Burns was safe to hit Eugene Island rigs. In spring we would get fresh water in the northern areas of the bay by natural flow from the marshes but not enough to effect the fishing.


That was 60 years ago:eek: I can not think of one body of water that hasn't changed much in the last 60 years. I thought you all talked about the good ole days like the 90s or something:rotfl:

'They' were probably targeting largemouth bass in Big Lake and Golden Meadow 60 years ago

wishin i was fishin 07-11-2013 04:41 PM

Talking to a friend of mine that is a civil engineer and loves Louisiana history. He said there was a oyster reef that ran between Marsh island and point au fer in the 30s. It was dredged to use as a foundation for road beds.

Years back I was talking to another fella, an old customer from Baldwin, around the time time a shrimper came up with a bomb in his net. He said the military use to use Rabbit Island for target practice when the NI airbase was still in operation. Every now and then someone will pull up an un detonated bomb while trolling.

He also told me the spec fishing in the bay was just as good as Dularge and Big Lake before they cut the wax lake outlet.

interesting stuff...

ragincajun 07-11-2013 04:54 PM

Quote:

Originally Posted by wishin i was fishin (Post 604452)
Talking to a friend of mine that is a civil engineer and loves Louisiana history. He said there was a oyster reef that ran between Marsh island and point au fer in the 30s. It was dredged to use as a foundation for road beds.
...

A couple of years ago I ran across an article online talking about that reef. It supposibly was several feet out of the water and discussed how the water level on each side would vary by several feet. There were only a few openings in this reef. It was really interesting stuff. I forgot to save it :headknocker: and have looked several times since then for the article and I have never been able to find it again.

Duck Butter 07-11-2013 04:59 PM

I can GUARANTEE you that nothing in the coastal master plan is being put in place to RAISE salinity on purpose:spineyes:


Vermilion Parish a few years back had so much saltwater coming thru the Intracoastal that the rice farmers couldn't make a crop, it was a complete disaster for the farmers that pumped from the IC, the things we all forget

wishin i was fishin 07-11-2013 06:27 PM

Yeah DB, we can only hope for an accidental salinity rise! If the reef is in place the vermilion would be the main source of fresh water.


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