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Sanctuary Notes

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Winnie Burkett Flo Hannah Andrew Beck
  Winnie Burkett
Sanctuary Manager
Flo Hannah
Sr. Sanctuary Steward
Andrew Beck
Sanctuary Steward
 
Tallow tree pile in Smith Oaks prairie


Tallow tree pile in Smith Oaks prairie

Smith Oaks July 3, 2008
by Andrew Beck

Smith Oaks in undergoing a habitat recovery project. The area to the left of the main entrance has been mowed down and tallow trees are being removed. The burn pile is getting larger and larger and will be a site to see as it goes up in flames this winter. Many Cattle Egrets, grackles, and vultures love this fresh mowed field for insects and crustaceans. A resident coyote has been spotted roaming the prairie looking for small field mammals.

The Huey Memorial Grove is close to the prairie area. It is also undergoing restoration. Honeysuckle and dewberry have taken hold and been a threat, choking the desired oaks and yaupons. The area was mowed and the tallows are being removed. The oaks are being trimmed to raise their limbs out of reach from the vines.

On your next visit to Smith Oaks check these areas out!


 
Rookery June 30, 2008


Rookery June 30, 2008

Rookery June 30,2008
Winnie

Lots of chicks are still in the Rookery. I think there were a lot of Spoonbills that started late. It was fun to watch the gators watch the chicks.

 

 


 
Tallows responding to herbicide treatment


Tallows responding to herbicide treatment

Horseshoe Marsh June 1, 2008
by Andrew Beck

Today I met Winnie and Logan, Audubon's Summer Intern, in Port Bolivar. Chris Peterson's crew of 12 were gearing up to enter Horseshoe Marsh and begin treating the millions of Chinese tallow trees in Horseshoe Marsh. The idea is to remove as many trees as possible to a level where marsh management is easily measured. With so many tallows standing now, it is difficult to comprehend how to implement a management plan, or even what we want to gain from it. So we had to start somewhere, and this morning we found ourselves starting at 29th St.

I hadn't seen Chris in a few months, but I recognized him as the one moving around all the trucks and gear with a fair pace and talking to Winnie. He had an industrial long sleeve work shirt on that said "Karl". I withheld from asking if he was going by Karl these days, but I am sure his response would have been quick and witty. His crew looked ready and willing to take on the first day's work. They all sat on the flatbed trailer that carried the ATV over via the ferry and sharpened their various types of machetes. The slide and ring of steel on steel in such chaotic unison was really something to witness. I was astounded for a moment as I watched men respect the very tool that would earn their living for the day. Chris talked to us about his hack-and-squirt method as opposed to a foliar spray method of herbiciding the tallows. And with blades as sharp as the workers', I didn't see any reason to argue.

We decided that Logan and I should walk the invisible property line that forms an "L" around the tower company's land on the northeast corner of the bird sanctuary. A few weeks back, Logan and I walked a 50 acre section of marsh to the south of the tower and mowed a 3' wide perimeter strip with the all-terrain mower. We also set coordinate points on the handheld GPS of the corners of that tract. This morning I was thankful we did, because we were able to set the points and walk a mostly straight line right to them. In some areas we walked easily, ducking under an occasional tallow limb and in other areas we were waist deep in spartina that had especially rude needle tip points on the ends. When they stick you, it feels like a deer fly just bit you. When three or four stick you, it feels like a mob of bees is attacking you. We got to our first point, marked it on the GPS, flagged it for the crew that was somewhere way back behind us, and set our next destination point. The "L" shaped line we marked would give Chris' crew a good idea of what trees to hack and where to aim their squirts. It is easy to get turned around in the midst of tallow forests, but they won't be there forever.

The rest of the day was spent walking the sanctuary and flagging areas that mark our property lines. We gained a good understanding of the terrain of the marsh and learned which areas had tallow problems. When the afternoon storms started to rumble, I headed for the ferry, the mainland, and home to Houston.


 
2008 Rookery Nest Count
by Winnie Burkett

The Rookery nest count which we conducted on May 4 was a little late this year as the birds all started early. NT Cormorants started nesting in late September 2007 and have been on nests since. There is no way of knowing how many nests there ultimately were. Some of the Great Egrets were already done and chicks were gone. Many birds have moved to the trees in Grackle Pond especially Little Blue Herons and Tricolored Herons. This is probably due to lack of space in Claybottom Pond. Nesting appears to have been productive.

Count conducted by Julia Garrett, Joanna Friesen, Sandy McHone and Winnie Burkett.

Neotropic Cormorants 135
Anhinga 2
Great Egrets 209
Snowy Egrets 138
Little Blue Heron 21
Tricolored Heron 39
Cattle Egret 83
Black-crowned Night-Heron 3
Roseate Spoonbill 82

Smith Oaks Rookery Breeding Bird Census and Nest Count: 1997 - present (Excel spreadsheet)

 


 
May 31: Boy Scout Woods
by Winnie Burkett

We were working at High Island the last couple of morning and it is interesting what you hear when you are there early. The White-eyed Vireos that nested by the boardwalk in Boy Scout Woods seem to have fledged. The nest is still in good shape. I heard vireos for several hours in the morning both mornings. Yellow-breasted Chats are around and I haven't had them there in the summer before. Great-crested Flycatchers and Painted Buntings also are calling in the morning. What is missing is Orchard Orioles -- most summers they are around. In the past I have even found a few nests.

There is still a lot of activity in the Rookery -- adults, chicks and gators.


 
May 4: Boy Scout Woods
by Winnie Burkett

Not as many birds or birders around today but there are still warblers and other migrants in the woods. Today is the last day of birdwalks and the kiosk is shutting down. But as many birders know spring migration continues for several more weeks.


 










 

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