Methodology: Archimedes principle

ID: 3

Description:

Weighing coral skeleton first in air and then suspended briefly from an analytic balance into freshwater (Graus & MacIntyre 1982; Hughes 1987; Madin et al. 2008). Skeletal volume was estimated as air weight divided by density.

Used for traits:

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Observations using this methodology

Acropora muricata

101840

2 trait measurements

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118186

Skeletal density

2.6 (g cm-3)

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118511

Skeletal density

1.59 (g cm-3)

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Acropora nasuta

159749

3 trait measurements

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Acropora palmata

118208

Skeletal density

1.89 (g cm-3)

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Acropora pulchra

101839

2 trait measurements

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Acropora solitaryensis

101834

2 trait measurements

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Acropora valida

101842

2 trait measurements

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101836

2 trait measurements

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Agaricia agaricites

118460

Skeletal density

1.99 (g cm-3)

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118457

Skeletal density

1.91 (g cm-3)

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118458

Skeletal density

2.14 (g cm-3)

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118459

Skeletal density

2.08 (g cm-3)

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Agaricia fragilis

118461

Skeletal density

2.31 (g cm-3)

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Agaricia lamarcki

118464

Skeletal density

2.31 (g cm-3)

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118462

Skeletal density

2.3 (g cm-3)

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118463

Skeletal density

2.25 (g cm-3)

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Agaricia undata

118466

Skeletal density

2.46 (g cm-3)

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118465

Skeletal density

2.44 (g cm-3)

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Colpophyllia natans

118484

Skeletal density

0.84 (g cm-3)

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Dichocoenia stokesi

118485

Skeletal density

2.04 (g cm-3)

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Dipsastraea pallida

118478

2 trait measurements

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Fungia fungites

159750

3 trait measurements

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Gardineroseris planulata

119132

2 trait measurements

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Goniastrea retiformis

118479

2 trait measurements

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