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Long‐term demographic and reproductive trends in C iona intestinalis sp. A
C iona intestinalis sp. A ( T unicata, A scidiacea) is a marine invertebrate with a widespread distribution and high invasive potential, yet little is known about its ecology. Here, the macrodynamics of demographic and reproductive trends were first determined using archive data covering 2002–2012....
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Published in: | Marine ecology (Berlin, West) West), 2015-03, Vol.36 (1), p.118-128 |
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Main Authors: | , , , , |
Format: | Article |
Language: | English |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | C
iona intestinalis
sp.
A
(
T
unicata,
A
scidiacea) is a marine invertebrate with a widespread distribution and high invasive potential, yet little is known about its ecology. Here, the macrodynamics of demographic and reproductive trends were first determined using archive data covering 2002–2012. Species abundance in the central
T
yrrhenian
S
ea (
C
ampania,
I
taly ‐
NW M
editerranean) displayed
P
oisson distribution across 2002–2008, massive die‐off in 2009/2010 and population recovery in 2011/2012. We defined the seasonal ranges of sea surface temperature in which sampling size, animal size and reproductive status reached their highest values. In 2003/2004, self and non‐self fertilization appeared to follow reverse trends across the year. The long‐term recording run here on
C
iona intestinalis
sp.
A
provides novel insights into its population biology and ecology, and represents a valuable tool for sampling management and research planning. |
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ISSN: | 0173-9565 1439-0485 |
DOI: | 10.1111/maec.12125 |