Dive Log: Cashes Ledge

Jun 28, 2012 by  | Bio |  Leave a Comment

Here they are! Some of Brian’s first ever pictures of Cashes Ledge. Every picture tells a story – but we are lucky enough to have some real stories to tell about these awesome pictures. We caught up with Brian shortly after he visited Cashes Ledge and asked him about the dive. Brian filled us in on some of the exciting details of this bona fide ocean odyssey:

Robin: You’ve never dived Cashes Ledge before, what were your first impressions?

Brian: As always when I am diving in a new place for the first time, all I see is chaos when I first get on the bottom, but over time I begin to zero in on specific behaviors to start making order and begin to put the puzzle together.

The kelp is beautiful, the stalks are 6-8 feet high, then they have fronds that lay horizontally for probably 10-15 more feet. They create this sea of kelp, literally a bed of kelp that you see when you first come down from the surface that looks like the bottom but isn’t. The descent line we sent down just disappeared through it. You’d follow it down to the kelp bed then you’d have to go another 6 or 8 feet to get to the bottom. It’s a false bottom of kelp fronds. It’s a lovely golden amber color, and there’s another species of kelp that’s sort of reddish, growing on the amber ones. It all looked good and lush and thick – very colorful and healthy looking.

There were lots of fish circling around. We saw quite a few red cod. There are a lot of pollock and quite a number of cod mixed in, and some of the cod are more traditionally colored, but some have the distinctive red/orange iridescent coloration.

Robin: What other kinds of wildlife did you see?

Brian: Besides pollock and cod, there were a lot of juvenile fish. We found out later they were cunner. They are bright orange when they are small, quite stunning, like the garibaldi in California. We saw quite a few whales on the surface, minke whales porpoising and coming up for air, but not close enough to photograph. There were invertebrates on the bottom, on ledges below the kelp. It’s definitely worth a lot more exploration. This is clearly a unique habitat.

Robin: Was this dive different from your expectations?

Brian: I’d heard about the Cashes Ledge kelp forest for years. People always say it’s not like California, so I expected an area that was covered in kelp on the bottom, but the brown kind that I usually see inshore, just a lot more of it – low-lying, a foot off the bottom. I didn’t expect anything like this. Stalks of kelp that were 8 feet high and long strands at the top that made this golden bed. It was very unique. The fish stayed localized, always in the area. They weren’t passing schools; they sort of hung out there. The kelp forest is probably a square mile or so – it’s a big area. But the fish were always there – in the background, silhouetted. It was very different from what I expected.

Robin: Did you see evidence of human activity in the area?

Brian: There was a tremendous amount of fishing gear out there. We tried to dive away from gear. But everybody on the trip remarked that there were a lot of fishing buoys on the surface. I think they were lobster traps, but I’m not sure. They were everywhere. This was surprising. Nobody expected this. A friend of mine remembers diving Cashes in the 80s, and said the fish used to be so thick that you couldn’t see your dive buddies. It’s not like that today, so the biomass must be down. But there was a good population of fish. I think a place like this with proper protection could come back to those levels that my friend observed 20-30 years ago.

Robin: Were there any unexpected difficulties?

Brian: No, but the currents got quite strong on Sunday and we had trouble getting to the dive-line buoy. Wearing a dry suit and 120 pounds of equipment you have to swim really hard against the current. We couldn’t get to the buoy, so the boat picked us up and we tried again and made it.

Robin: What was the water temperature?

Brian: Pretty warm for New England, probably 50 degrees.

Robin: Did the weather cause any problems?

Brian: No, the weather was really good. It progressively improved. Early Saturday it was fine, small waves, a little bumpy, but it got better and by Sunday was really calm. If the waves are big it’s hard to get back in the boat after the dive.

Robin: Was visibility low from the recent northeaster?

Brian: I don’t know why visibility was low. It was very typical of New England conditions. Turbid, but not terrible. Visibility was 20-25 feet, but hazy, not crystal clear. I tried to work close in and make some pictures that would still come out well.

Robin: Will you do anything differently next time you go to Cashes?

Brian: Not necessarily. I would like to have more time. To produce pictures in these conditions takes a lot of repeatability and serendipity. My M.O. is to dive a place over and over and keep working it, if I can. I could spend hours and hours working those fish. I’m very intrigued by the red cod. They are highly unique and beautiful with the golden kelp backdrop and green water. I would just like to do more of it.

Are you intrigued by the red cod, too? We will give you a look at those fascinating fish soon. In the meantime, enjoy some of these other sublime pictures Brian made in this vibrant special place in the Gulf of Maine!

This post was originally published on New England Ocean Odyssey.

This Week on TalkingFish.org – June 16-22

Jun 22, 2012 by  | Bio |  Leave a Comment

June 20 – Conservationists and fishermen agree to agree – By Peter Baker. (Peter Baker directs the Northeast Fisheries Program for the Pew Environment Group.) News stories in New England about fishing often pit conservationists and fishermen against each other over how many fish should be caught, or play up every instance in which a private citizen bemoans government intervention. But today there is a much more compelling story, on which fishermen and conservationists agree.

June 22 – Fish Talk in the News – Friday, June 22 – This week’s stories include: new regulations for the industrial Atlantic herring fleet to protect river herring and shad, Native American tribal support for the opening of the St. Croix River to alewives, a bill to fight illegal fishing, a study to map the seafloor of Long Island Sound, an objective look at New England fisheries and fishing communities, and an article about how London is working to achieve their commitment to serve only sustainable seafood at the 2012 Olympic Games.

Cashes Ledge Dive Marks First for Brian Skerry as the New England Ocean Odyssey Gets Underway

Jun 22, 2012 by  | Bio |  Leave a Comment

Brian and crew back from Cashes Ledge.

Brian and crew back from Cashes Ledge. Copyright Brian Skerry.

“I didn’t expect anything like this. Stalks of kelp that were 8 feet high and long strands at the top that made this golden bed… This is clearly a unique habitat.”

Success! After two prior attempts foiled by bad weather and rough seas, last weekend Brian Skerry at last reached Cashes Ledge and was able to explore this extraordinary, ecologically important seascape – a first for the peripatetic Skerry. For two days Brian and his crew swam in Cashes’ unearthly kelp forests, among its waving amber fronds and remarkable red cod, making pictures that will reveal the mysteries and beauty of this unique New England treasure so far unknown to most.

About 80 miles off the coast of Massachusetts, Cashes Ledge is a submerged mountain range that nearly pierces the surface of the ocean and is home to the deepest kelp forest in the North Atlantic. Fields of anemones and brightly-colored sponges produce a fascinating marine landscape surrounding Ammen Rock, the highest peak of Cashes Ledge and New England’s underwater equivalent of Mount Washington.

Cashes Ledge is important not only to marine organisms but also to people hoping to learn about the history of New England’s oceans – many scientists believe that Cashes Ledge represents the best remaining example of an undisturbed Gulf of Maine ecosystem.

We will be sharing some of the extraordinary pictures Brian made – and the stories that go with them – next week. Stay tuned!

This is also published on New England Ocean Odyssey, which can be found here.

This Week on TalkingFish.org – June 11-15

Jun 15, 2012 by  | Bio |  Leave a Comment

  • TalkingFish.org interviewed Mike Palmer, Northeast Fisheries Science Center fisheries biologist, about stock assessments.

    June 12 – Taking Stock of New England Fish: Part 4 – TalkingFish.org interviews Mike Palmer, Research Fisheries Biologist in the Population Dynamics Branch of the Northeast Fisheries Science Center. In this post, Mike Palmer answers our questions about best available science and the challenges of conducting fish stock assessments.

  • June 15 – Fish Talk in the News – Friday, June 15 – Stories of interest this week: Discussion of a new marketing campaign for Maine lobster; NEFMC looking for a new executive director; GMRI raises awareness of underutilized local species; work begins to remove the Great Works Dam on the Penobscot River in Maine; record numbers of river herring and shad are returning to spawn in the Connecticut River; and a new study shows the Gulf of Maine’s productivity is decreasing due to climate change.

This Week on TalkingFish.org – June 4-8

Jun 8, 2012 by  | Bio |  Leave a Comment

The St. Croix River (Photo credit: NOAA Photo Library)

  •  Tuesday, June 5 – “Taking Stock of New England Fish: Part 3” – TalkingFish.org interviews Mike Palmer, Research Fisheries Biologist in the Population Dynamics Branch of the Northeast Fisheries Science Center. In this post, Mike Palmer explains how uncertainty comes into play in stock assessments and how it is accounted for.
  • Thursday, June 7 – “CLF Lawsuit to Protect Alewives in Maine” – Last week, CLF filed a lawsuit against the Environmental Protection Agency (EPA) in an effort to overturn a Maine law that has prevented the alewife, a key forage fish, from accessing its native habitat in the St. Croix River in Maine.
  • Friday, June 8 – “Fish Talk in the News – Friday, June 7” – Interesting stories this week: bad grades for ocean policy, mermaids, yeast research, and environmental and health risks of imported shrimp.

Celebrating World Oceans Day

Jun 8, 2012 by  | Bio |  Leave a Comment

Breaching North Atlantic right whale. Copyright Brian Skerry.

On the occasion of World Oceans Day, it is worth reminding ourselves about how utterly dependent we are on the ocean – for the fish and shellfish that grace our dinner tables, for our summer recreation – on, in, and alongside our ocean – for the tremendous untapped renewable resources of the wind, waves and tides, and for transportation of people and goods. Oh yes, and the air – up to 70% of the oxygen we breathe is produced by the plankton in the ocean. That’s more than from all the world’s rain forests combined. The ocean absorbs about half of our carbon dioxide emissions and over 90% of the heat trapped by greenhouse gases. The ocean covers 70% of our planet and regulates the earth’s climate. Unfortunately the ocean is facing a host of troubles from climate change and acidification caused by all that carbon dioxide absorption, not to mention overfishing, seafloor habitat destruction and pollution – we need to be better stewards of this incredible resource.

As I walked on Crane Beach last weekend thinking about all of this, an early summer Northeaster whipped the ocean into a froth and unusually high tides threw up a wrack line of seaweed reaching as far as the wind sculpted sand dunes – leaving just a sliver of a beach. I was reminded that the ocean truly is the master and commander, and once again I felt humbled by the sea’s strength and beauty. I was also a little frustrated by it. Why? Brian Skerry, weather permitting, will go on his first ever dive to one of New England’s most special places – Cashes Ledge –  this Saturday and Sunday.

Cashes Ledge, located 80 miles northeast of Gloucester, Massachusetts, is a 25-mile long underwater mountain chain that hosts one of the most unique, dynamic and ecologically productive areas in the Gulf of Maine. The highest peak, Ammen Rock, rises steeply off the ocean floor from 460 feet below to within 40 feet of the ocean’s surface.  There is an unbelievable diversity of ocean wildlife in this special place: North Atlantic right whales, blue sharks, bluefin tuna, herring, cod, Atlantic wolffish, sea anemones, brittle stars, brilliantly colored sea sponges, and the deepest kelp forest in the Gulf of Maine. But most of us have never seen this underwater jewel and probably never will. Unless, that is, someone goes diving and brings back spectacular photographs.

Brian’s planned dive on Cashes is just one of the many that he will be doing as part of the New England Ocean Odyssey – our 5 year partnership to bring to light the magnificent beauty that lies beneath the surface of New England’s waves. Despite all that we know about the ocean and its role in our lives, it still holds tremendous mystery. And I am happy for some mystery in these days of ceaseless information flow coming over our personal transoms 24/7 through our computers and smart phones. There is still so much we don’t know about the ocean and so much we can’t see. So gazing out to sea on that cold windy day, I wondered about what lies beneath the surface of those wild waves. My curiosity will soon be bated – at least for one special place in the Gulf of Maine.

With any luck Brian will show us just what a magnificent place Cashes Ledge is. I say with any luck, because, well, the weather has been challenging as of late. I have been electronically tethered to the Cashes Ledge weather buoy – a remarkable device that sends hourly reports on the wind, waves, water and air temperature, atmospheric pressure – hoping it brings us good news!

At the height of this week’s Northeaster sustained wind speeds at the buoy reached 25 knots with gusts up to 35 knots. And the waves reached nearly 14 feet.  Not good for diving!  But the weather seems to be moderating and we are hopeful that Brian and his dive crew will make it out to Cashes this weekend. If not this weekend, he’ll get out on another. And I can’t wait to share his photographs with you!  So today, on World Oceans Day, make sure you take the opportunity to thank our oceans for the mystery they still hold and for all that they do for each of us.

This is also published on New England Ocean Odyssey, which can be found here.

This Week on TalkingFish.org – May 28-June 1

Jun 1, 2012 by  | Bio |  Leave a Comment

  • This week, Peter Shelley writes about the importance of federal funding for fisheries science. Here, cooperative research in action: A Massachusetts industry-based cod survey (photo credit: MA Division of Marine Fisheries).

    Tuesday, May 29 – “Taking Stock of New England Fish – Part 2” – TalkingFish.org interviews Mike Palmer, Research Fisheries Biologist in the Population Dynamics Branch of the Northeast Fisheries Science Center. In this post, Mike Palmer explains the basic steps to conduct a stock assessment and the role of models in stock assessments.

This Week on TalkingFish.org – May 21-25

May 25, 2012 by  | Bio |  Leave a Comment

  • Soon, Boston residents will be able to buy day-boat-caught fish at farmers markets like this one. Read about this and other interesting fish-related news on TalkingFish.org. (Photo credit: Commonwealth of Massachusetts)

    Monday, May 21 – “Congress, Catch Shares, and the Councils” – An opinion piece by Nick Battista of the Island Institute and Ben Martens of the Maine Coast Fishermen’s Association on the effort by some members of Congress to prohibit NOAA, NMFS and the councils from developing new catch shares management plans on the East Coast and in the Gulf of Mexico.

  • Tuesday, May 22 – “Taking Stock of New England Fish: Part 1” – TalkingFish.org interviews Mike Palmer, Research Fisheries Biologist in the Population Dynamics Branch of the Northeast Fisheries Science Center. In this post, the first in the series, Mike Palmer talks about his background and interest in fisheries science and the types of data used in stock assessments.
  • Thursday, May 24 – “A Small ‘Catch’ in Recent Fisheries Coverage” – Lee Crockett of the Pew Environment Group writes to “make an important distinction between catch limits and catch shares, a difference that has been inadequately explained by NOAA and has resulted in some understandable confusion.”
  • Friday, May 25 – “Fish Talk in the News – Friday, May 25” – Interesting stories this week: Boston brings local and fresh fish to its farmers markets; disconcerting news about Thailand’s seafood export industry; and recipes for healthy fish stocks.

This Week on TalkingFish.org – May 14-18

May 18, 2012 by  | Bio |  Leave a Comment

  • Photo credit: Sean Cosgrove

    May 17 – “Slinging Mud” – The mud in Casco Bay, Maine, is changing. According to an article last fall in the Bangor Daily News, areas that used to contain vast quantities of economically valuable clams are now “dead mud.” Local clammers are finding that sites of former abundance are now completely devoid of shellfish. Even efforts to seed the formerly thriving areas with shellfish larvae are not yielding results. Some scientists think that the increasing acidity of the mud, due partly to the increased carbon dioxide being absorbed from the atmosphere, is making conditions unsuitable for shellfish larvae to form, well, shells. We may not yet be able to quantify the damage ocean acidification will cause in New England waters – although researchers are trying. But we don’t want to sit on our hands and wait to see how bad it will get.

  • May 18 – “Fish Talk in the News – Friday, May 18” – This week’s interesting fishing and seafood-related stories: the ethics of seafood; NOAA’s annual status of the stocks report; making sure funding for ocean programs stays in the federal budget; CLF’s Peter Shelley talking about seafood on WGBH; and what local seafood to keep and eye out for at the market this summer.
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