Alcyonium siderium

ID: 2196

Family molecules: Alcyoniidae

Family morphology:

Class: Octocorallia

Aphia ID: 287382 (WoRMS)

Added by: Daniel Gomez Gras

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Traits

Biomechanical

583

Axis presence

0.00 (bin)

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511

Calcareous sclerites presence

1.00 (bin)

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632

Skeletal rigidity

soft (cat)

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561

Type of skeleton

No axis, unconsolidated sclerites embedded in tissue (cat)

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Ecological

92

Depth lower

18.00 (m)

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91

Depth upper

6.00 (m)

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579

Depth zone

observations

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584

Feeding mechanism

suspension feeder (cat)

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599

Food sources

observations

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629

Light zone

observations

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601

Size of prey items

300 (µm)

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Geographical

564

Climate zone

temperate (cat)

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578

Marine province

Northern European Seas (cat)

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577

Marine realm

Temperate Northern Atlantic (cat)

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40

Ocean basin

Atlantic (cat)

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Morphological

104

Coloniality

colonial (cat)

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506

Colony height

55 (mm)

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631

Colony width

56 (mm)

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206

Growth form

globose/lobate (cat)

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576

Growth form (basic octocorallia)

sub-massive (lobate/digitate) (cat)

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628

Growth form (detailed octocorallia)

sub-massive (lobate/digitate) (cat)

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571

Number of tentacles per polyp

8.00 (units)

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562

Polyp dimorphism

0.00 (bin)

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572

Polyp retractability

1.00 (bin)

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627

Type of growth

massive (cat)

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Physiological

60

Growth rate

25 (polyps year^-1)

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41

Zooxanthellate

azooxanthellate (cat)

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Reproductive

47

Age at maturity

2.50 (years)

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552

Frequency of reproduction

annual (cat)

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5

Mode of larval development

brooder (cat)

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11

Oocyte size at maturity

600.00 (µm)

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623

Oogenic cycle duration

6.50 (months)

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551

Reproductive period

August (month)

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8

Sexual system

hermaphroditic (cat)

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46

Size at maturity

20 (mm)

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624

Spermatogenic cycle duration

6.50 (months)

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