Results 71 to 80 of about 89,873 (290)

Sea Urchin (Echinoidea) Distribution and Abundance in the Intertidal Zone of Bengkayang Regency

open access: yesBiosaintifika: Journal of Biology & Biology Education, 2018
Sea urchins is the member of Echinoidea. This species can be found in tropical marine water to the poles. The study aimed to know the types, the abundance and spread of sea urchins in Bengkayang Regency. The research, used the transect method.
Andi Ristanto   +2 more
doaj   +1 more source

PISCO: Intertidal: Barnacle Fecundity Monitoring: OSU: 2005

open access: yes, 2011
This metadata record documents the barnacle fecundity data for the PISCO intertidal. The reproductive state of two barnacle species is monitored monthly at 6 intertidal PISCO sites.

core  

Effects of deposit-feeding bivalve (Macomona liliana) density on intertidal sediment stability [PDF]

open access: yes, 2004
Effects of macrofaunal feeding and bioturbation on intertidal sediment stability (u*crit) were investigated by manipulating density (0-3 x ambient) of the facultative deposit-feeding wedge shell (Macomona liliana) on the Tuapiro sandflat in Tauranga ...
Lelieveld, S. D.   +5 more
core   +1 more source

Limited capacity for rapid acclimation to marine heatwaves in coastal invertebrates

open access: yesJournal of Animal Ecology, EarlyView.
Across 10 coastal invertebrate species, we provide a rare multi‐species test of rapid acclimation to realistic marine heatwaves. Responses are consistently weak, revealing that short‐term plasticity cannot keep pace with warming and may lead to underestimated vulnerability in coastal ecosystems. Abstract Marine heatwaves are increasing in frequency and
Mafalda Tomás   +17 more
wiley   +1 more source

PISCO: Intertidal: Barnacle Fecundity Monitoring: OSU: 2009

open access: yes, 2011
This metadata record documents the barnacle fecundity data for the PISCO intertidal. The reproductive state of two barnacle species is monitored monthly at 6 intertidal PISCO sites.

core  

300 Years of Degradation in Wales Estuaries and Coasts

open access: yesNatural Resources Forum, EarlyView.
ABSTRACT The world's oceans are in a severe state of degradation, yet our understanding of that degradation is often based on changes observed only in the past 20–50 years. This narrow view leads to marine conservation efforts that aim to preserve already degraded ecosystems, shaped by shifted ecological baselines.
Richard K. F. Unsworth   +3 more
wiley   +1 more source

Metabolome Diversity Enhances Resistance of Intertidal Clams to Thermal Stress

open access: yesIntegrative Zoology, EarlyView.
Meretrix species are widely distributed intertidal bivalves in China with significant ecological and economic importance, which are sensitive to thermal stress. Our results showed that thermal environments of clam habitats shaped metabolome diversity, which can enhance the resistance of intertidal clams to thermal stress.
Zhi Hu   +5 more
wiley   +1 more source

First Insights on Photoreceptor Organ Ultrastructure in Marine Chaetonotida (Gastrotricha): Species of Xenotrichula and Draculiciteria (Xenotrichulidae)

open access: yesActa Zoologica, EarlyView.
ABSTRACT Marine gastrotrichs inhabit sediments with limited available light, yet evidence suggests that photoreceptor organs are present throughout the phylum Gastrotricha. Here, we confirm this proposition with ultrastructural descriptions of photoreceptive organs in two species of Xenotrichulidae (Order Chaetonotida) that lack pigmented ocelli ...
Thiago Quintão Araújo, Rick Hochberg
wiley   +1 more source

The functional roles of herbivores in the rocky intertidal systems in Chile: A review of food preferences and consumptive effects Los roles funcionales de los herbívoros en sistemas intermareales rocosos en Chile: Una revisión de las preferencias alimenticias y efectos de consumo

open access: yesRevista Chilena de Historia Natural, 2011
This paper reviews recent knowledge about the functional roles that herbivores have in intertidal communities in Chile. Specifically, I review field and laboratory studies dealing with the food preferences of herbivores, the responses of algae to ...
MOISÉS A AGUILERA
doaj  

Marine sediment infauna‐based environmental assessment using metabarcoding identifies potential impact indicator species

open access: yesEnvironmental DNA
Developing large‐scale monitoring strategies for marine habitats with appropriate temporal and spatial resolution is challenging logistically and economically.
Rachel Hale   +5 more
doaj   +1 more source

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