Results 11 to 20 of about 3,828 (219)

A giant stem-group chaetognath. [PDF]

open access: yesSci Adv
Chaetognaths, with their characteristic grasping spines, are the oldest known pelagic predators, found in the lowest Cambrian (Terreneuvian). Here, we describe a large stem chaetognath, Timorebestia koprii gen. et sp.
Park TS   +12 more
europepmc   +6 more sources

The planktonic food web in the Gulf of Naples based on the analysis of carbon and nitrogen stable isotope ratios

open access: yesMarine Ecology, EarlyView., 2023
Abstract Plankton play a key role in marine food webs by producing and transferring organic matter and energy to higher trophic levels. To define the trophic structure and interactions within the planktonic communities in the Gulf of Naples, we determined carbon and nitrogen stable isotope ratios in particulate organic matter (POM, <20 μm ...
Louise Merquiol   +2 more
wiley   +1 more source

Fussy feeders: phyllosoma larvae of the Western Rocklobster (Panulirus cygnus) demonstrate prey preference. [PDF]

open access: yesPLoS ONE, 2012
The Western Rocklobster (Panulirus cygnus) is the most valuable single species fishery in Australia and the largest single country spiny lobster fishery in the world.
Megan I Saunders   +6 more
doaj   +1 more source

Barcoding of arrow worms (Phylum Chaetognatha) from three oceans: genetic diversity and evolution within an enigmatic phylum. [PDF]

open access: yesPLoS ONE, 2010
Arrow worms (Phylum Chaetognatha) are abundant planktonic organisms and important predators in many food webs; yet, the classification and evolutionary relationships among chaetognath species remain poorly understood.
Robert M Jennings   +2 more
doaj   +1 more source

Zooplankton composition and structure in the Indus River Estuary, Sindh, Pakistan

open access: yesمجلة بغداد للعلوم, 2023
In this study abundance and composition of zooplanktons in the Indus River Estuary was conducted to examine habitat characteristics and its impact on tiny organisms.
Mushaiyada Mairaj   +2 more
doaj   +1 more source

The Gulf of Naples as a model system for plankton ecology studies

open access: yes, 2023
Marine Ecology, EarlyView.
Adriana Zingone   +2 more
wiley   +1 more source

The Sizes, Growth and Reproduction of Arrow Worms (Chaetognatha) in Light of the Gill-Oxygen Limitation Theory (GOLT)

open access: yesJournal of Marine Science and Engineering, 2021
The Chaetognatha are a marine invertebrate phylum including 132 extant, carnivorous species in nine families and two orders, but with unclear protostomian affinities in the animal kingdom.
Daniel Pauly   +4 more
doaj   +1 more source

Rotiferan Hox genes give new insights into the evolution of metazoan bodyplans [PDF]

open access: yes, 2017
The phylum Rotifera consists of minuscule, nonsegmented animals with a unique body plan and an unresolved phylogenetic position. The presence of pharyngeal articulated jaws supports an inclusion in Gnathifera nested in the Spiralia.
Fröbius, Andreas C., Funch, Peter
core   +1 more source

Seasonal pattern of zooplankton biomass in the Argentinian shelf off Southern Patagonia (45º - 55º S)

open access: yesScientia Marina, 2001
Zooplankton biomass in the Argentine Sea off Southern Patagonia was measured during thirteen research cruises carried out between 1992 and 1997 and interpreted in the context of the feeding habits of regional fish resources. Samples were collected with a
María E. Sabatini   +1 more
doaj   +1 more source

The influence of zooplankton communities on the feeding behavior of whale shark in Bahia de La Paz, Gulf of California

open access: yesRevista Mexicana de Biodiversidad, 2020
The whale shark is the world’s largest filter feeding shark and holds international protection as an endangered species. It is known to form seasonal aggregations linked to blooms of zooplanktonic organisms.
Darren Andrew Whitehead   +4 more
doaj   +1 more source

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