I 49.2:Ec 7/11
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The ecology of New England high salt marshes : a community profile / |
1 |
I 49.2:Ec 7/12
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The ecology of New England tidal flats : a community profile / |
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I 49.2:Ec 7/13
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The ecology of the mangroves of south Florida : a community profile / |
1 |
I 49.2:Ec 7/14
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Ecological studies on the ecosystem of the Bering Sea : preliminary observations obtained by a joint USSR-USA. expedition in the eastern Bering Sea and results of this initial scientific investigation during July-August, 1977 on the M/V Volna. |
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I 49.2:Ec 7/15
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The National Ecology Center. |
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I 49.2:EC 7/16/993
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National Ecology Research Center. |
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I 49.2:EC 7/18
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The Coastal Ecosystems Program : results highlights. |
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I 49.2:EC 7/19
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1996 national and state economic impacts of wildlife watching : based on the 1996 National Survey of Fishing, Hunting and Wildlife-Associated Recreation / |
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I 49.2:EC 7/20
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1996 net economic values for bass, trout and walleye fishing, deer, elk and moose hunting, and wildlife watching : addendum to the 1996 National Survey of Fishing, Hunting and Wildlife-Associated Recreation / |
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I 49.2:EC 7/21
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The ecology and habitat use of the northwestern pond turtle (Clemmys marmorata marmorata) in a lake in southwestern Oregon |
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I 49.2:EF 4
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The effect of light intensity on predation of sockeye salmon fry by prickly sculpin and torrent sculpin |
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I 49.2:El 2
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Electric power generation and transmission decisions affecting fish and wildlife resources / |
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I 49.2:El 2/2
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Elephant. |
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I 49.2:EL 2/2/995
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Elephant. |
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I 49.2:EL 2/3
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Asian Elephant Conservation Act : summary report 1999-2001 / |
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I 49.2:El 5
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Elk. |
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I 49.2:EL 5/2
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Bison and elk management plan National Elk Refuge, Grand Teton National Park / |
1 |
I 49.2:EL 8
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Quantifying streambed composition of the Elwha River, 2014 / |
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I 49.2:EL 8/2
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Guidelines for monitoring and adaptively managing restoration of Chinook salmon (Oncorhynchus tshawytscha) and steelhead (O. mykiss) on the Elwha River / |
1 |
I 49.2:Em 7/3
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Emperors on the move. |
1 |