نتایج جستجو برای: settlement patterns

تعداد نتایج: 426077  

Journal: :Proceedings. Biological sciences 2012
Jenni A Stanley Craig A Radford Andrew G Jeffs

While sound is a useful cue for guiding the onshore orientation of larvae because it travels long distances underwater, it also has the potential to convey valuable information about the quality and type of the habitat at the source. Here, we provide, to our knowledge, the first evidence that settlement-stage coastal crab species can interpret and show a strong settlement and metamorphosis resp...

1999

To test whether larval selectivity at settlement contributes to distributional patterns of benthic infauna, we conducted three reciprocal sediment transplant experiments at 15-m-deep coarse-sand and muddy-sand sites (;3 km apart) on the continental shelf near Tuckerton, New Jersey. During 3to 5-d deployments in 1994, larvae of the surfclam, Spisula solidissima, selected coarse sand over muddy s...

Journal: :The American naturalist 2008
J Wilson White

Oceanographic forces can strongly affect the movement of planktonic marine larvae, often producing predictable spatial patterns of larval delivery. In particular, recent empirical evidence suggests that in some coastal systems, certain locations consistently receive higher (or lower) larval supplies of both predators and their prey. As a consequence, rates of settlement and predation may be cou...

2016
Sarah G. Wheeler Ann D. Russell Jennifer S. Fehrenbacher Steven G. Morgan

Characterizing the behavior of larvae prior to settlement is integral to understanding population dynamics because coastal oceanography may facilitate or limit settlement. Otolith microchemistry can be used to determine patterns of fish movement, although there is a limited understanding of how this tool can be applied in coastal marine systems. Our goal in this study was to evaluate the applic...

2011
Benjamin Mos Kenneth L. Cowden Shaun J. Nielsen Symon A. Dworjanyn

Increasing settlement and post-settlement survival during the critical transition from planktonic larvae to benthic juveniles will increase efficiency for sea urchin aquaculture. This study investigated the effects of temperature and settlement cues on the settlement and post-settlement survival of the sea urchin Tripneustes gratilla during this phase. The current commercial methodology, which ...

2012
Diego A. Narvaez John M. Klinck Eric N. Powell Eileen E. Hofmann John Wilkin Dale B. Haidvogel Diego A. Narváez

The interactions of circulation and growth processes in determining the horizontal distribution of eastern oyster (Crassostrea virginica) larvae in the Delaware Bay estuary were investigated with a coupled circulation-individual-based larvae model that used environmental conditions from the spawning seasons (mid-June to mid-September) of 1984, 1985, 1986, 2000, and 2001. Particles, representing...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده علوم انسانی و اجتماعی 1387

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