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RE: Using CTA busses for underwater fish habitats



Leeann (and Beachnet) -
 
This type of idea is concerning to me. For one, I don't think it's been demonstrated that creating artificial reefs in the Great Lakes has any positive impact on the reproduction of native fish. We know that many fish rely on nearshore habitats, and we're beginning to understand how degradation of these habitats is impacting the Great Lakes fishery. But there has been little physical disturbance to natural reef habitats outside of the nearshore, and I would wonder what habitat value an artificial structure could add.

The other aspect of this idea that is troubling is, up until now, intentional sinkings have been the result of fundraising efforts by diving communities for the purpose of providing exploration sites. The idea of the city of Chicago using the lake as a place to send its old buses to rest is very different, and may set a precedent for use of the lake as a disposal facility.

Joel Brammeier
Habitat Coordinator / Science Manager
Lake Michigan Federation

220 S. State Street
Suite 1900
Chicago, IL 60604
P: 312-939-0838x4
F: 312-939-2708
jbrammeier@lakemichigan.org

-----Original Message-----
From: Tomas, Leeann [mailto:leeann.tomas@chicagoparkdistrict.com]
Sent: Friday, April 18, 2003 1:42 PM
To: beachnet@great-lakes.net
Subject: Using CTA busses for underwater fish habitats

Good afternoon,
I had a meeting recently in house with the Capital Construction Division at the Chicago Park District regarding the CTA stripping down their old busses and using them as underwater fish habitats in Lake Michigan.  I understand that the frames are constructed of Steel and Aluminum.  Please let me know what all of you think of this idea and why or why not something like this could work.
I appreciate any input you can share.  If anyone is interested in assisting us with this adventure please contact me about it.
Thank you in advance for your assistance,
Sincerely,
LeeAnn Tomas
Environmental Project Manager
Facility Management