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Subtidal Kelp-Associated Communities off the Temperate Chilean Coast

José M. Fariña, Alvaro T. Palma, and F. Patricio Ojeda

in Food Webs and the Dynamics of Marine Reefs

Published in print:
2008
Published Online:
May 2008
ISBN:
9780195319958
eISBN:
9780199869596
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195319958.003.0004
Subject:
Biology, Aquatic Biology

The chapter describes the oceanography, biogeography, and the important role that the El Niño cycle plays in Chilean kelp forest ecology. The structure of the food web from primary producers to ... More


Visual Pigments and Photoreceptors

Thomas W. Cronin, Sönke Johnsen, N. Justin Marshall, and Eric J. Warrant

in Visual Ecology

Published in print:
2014
Published Online:
October 2017
ISBN:
9780691151847
eISBN:
9781400853021
Item type:
chapter
Publisher:
Princeton University Press
DOI:
10.23943/princeton/9780691151847.003.0003
Subject:
Biology, Evolutionary Biology / Genetics

This chapter focuses on visual pigments and photoreceptors. In living things, photoreception inevitably begins with a photochemical event—a molecule intercepts a photon of light and is somehow ... More


Walking Sideways: The Remarkable World of Crabs

Judith S. Weis

Published in print:
2012
Published Online:
August 2016
ISBN:
9780801450501
eISBN:
9780801466045
Item type:
book
Publisher:
Cornell University Press
DOI:
10.7591/cornell/9780801450501.001.0001
Subject:
Biology, Animal Biology

The world’s nearly 7,000 species of crabs are immediately recognizable by their claws, sideways movement, stalked eyes, and thick outer shells. These common crustaceans are found internationally, ... More


Introducing Crabs

Judith S. Weis

in Walking Sideways: The Remarkable World of Crabs

Published in print:
2012
Published Online:
August 2016
ISBN:
9780801450501
eISBN:
9780801466045
Item type:
chapter
Publisher:
Cornell University Press
DOI:
10.7591/cornell/9780801450501.003.0001
Subject:
Biology, Animal Biology

This introductory chapter looks into the physiology and diversity of crabs, including certain species which defy conventional definitions of what a crab is. It largely concerns itself with the ... More


Crab Fisheries

Judith S. Weis

in Walking Sideways: The Remarkable World of Crabs

Published in print:
2012
Published Online:
August 2016
ISBN:
9780801450501
eISBN:
9780801466045
Item type:
chapter
Publisher:
Cornell University Press
DOI:
10.7591/cornell/9780801450501.003.0008
Subject:
Biology, Animal Biology

This chapter presents an overview of crab fisheries and commercial crabbing. Millions earn their living in commercial fisheries, and many people still depend on seafood as their primary source of ... More


Ecology

Judith S. Weis

in Walking Sideways: The Remarkable World of Crabs

Published in print:
2012
Published Online:
August 2016
ISBN:
9780801450501
eISBN:
9780801466045
Item type:
chapter
Publisher:
Cornell University Press
DOI:
10.7591/cornell/9780801450501.003.0006
Subject:
Biology, Animal Biology

This chapter is an overview of crab ecology—beginning with the transition from larva to juvenile, and covering hibernation, migrations, navigation, interactions with other kinds of organisms, and the ... More


Crab Problems and Problem Crabs

Judith S. Weis

in Walking Sideways: The Remarkable World of Crabs

Published in print:
2012
Published Online:
August 2016
ISBN:
9780801450501
eISBN:
9780801466045
Item type:
chapter
Publisher:
Cornell University Press
DOI:
10.7591/cornell/9780801450501.003.0007
Subject:
Biology, Animal Biology

This chapter explores how the problems affecting crab populations, and how, in turn, crabs affect other animals and even people. Crabs are subject to a great variety of diseases—from viruses, ... More


Crabs and Humans

Judith S. Weis

in Walking Sideways: The Remarkable World of Crabs

Published in print:
2012
Published Online:
August 2016
ISBN:
9780801450501
eISBN:
9780801466045
Item type:
chapter
Publisher:
Cornell University Press
DOI:
10.7591/cornell/9780801450501.003.0010
Subject:
Biology, Animal Biology

This chapter looks at the other ways in which human beings interact with crabs. Though crabs are often encountered on the dinner plate, one can also interact with them by taking up such activities as ... More


Habitats

Judith S. Weis

in Walking Sideways: The Remarkable World of Crabs

Published in print:
2012
Published Online:
August 2016
ISBN:
9780801450501
eISBN:
9780801466045
Item type:
chapter
Publisher:
Cornell University Press
DOI:
10.7591/cornell/9780801450501.003.0002
Subject:
Biology, Animal Biology

This chapter explores the various habitats of crabs, noting that they can be found in all kinds of habitats from the shoreline to the deep sea, in marine, estuarine, and freshwater environments, and ... More


Form and Function

Judith S. Weis

in Walking Sideways: The Remarkable World of Crabs

Published in print:
2012
Published Online:
August 2016
ISBN:
9780801450501
eISBN:
9780801466045
Item type:
chapter
Publisher:
Cornell University Press
DOI:
10.7591/cornell/9780801450501.003.0003
Subject:
Biology, Animal Biology

This chapter looks at basic crab anatomy. It examines the biological aspects common to many crabs, such as their digestive processes, respiration, metabolic rates, biological rhythms, excretion, ... More


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