Results 11 to 20 of about 4,668 (201)

Asexual Reproduction in Holothurians [PDF]

open access: yesThe Scientific World Journal, 2014
Aspects of asexual reproduction in holothurians are discussed. Holothurians are significant as fishery and aquaculture items and have high commercial value.
Igor Yu. Dolmatov
doaj   +3 more sources

New psychropotid species (Echinodermata, Holothuroidea, Elasipodida) of the Western Pacific with phylogenetic analyses [PDF]

open access: yesZooKeys, 2022
Holothurians of the family Psychropotidae are widely distributed but remain the least studied deep-sea holothurians. On an expedition to the Western Pacific, six psychropotid specimens were collected by the Jiaolong Human Operated Vehicle (HOV).
Chuan Yu   +3 more
doaj   +3 more sources

An IMTA in Greece: Co-Culture of Fish, Bivalves, and Holothurians

open access: yesJournal of Marine Science and Engineering, 2022
Integrated multitrophic aquaculture (IMTA) is an innovative mariculture methodology that reduces the environmental footprint and increases the profitability of the farm.
Dimitra Chatzivasileiou   +8 more
doaj   +1 more source

How Biological Activity in Sea Cucumbers Changes as a Function of Species and Tissue

open access: yesFoods, 2023
Biological activity and bioactive compound content in sea cucumbers was assessed, considering Parastichopus regalis, Holothuria mammata, Holothuria forskali, and Holothuria arguinensis as species and intestine, muscle band, respiratory tree, body wall ...
Sabrina Sales   +9 more
doaj   +1 more source

Bioeconomic modeling for a small-scale sea cucumber fishery in Yucatan, Mexico. [PDF]

open access: yesPLoS ONE, 2018
Due to the heavy exploitation of holothurians over the last few decades, it is necessary to implement fishing regulations aimed at reversing this situation. Holothurians require specific regulations that take into account their biology and ecology. Their
Alvaro Hernández-Flores   +4 more
doaj   +1 more source

The First Report of Holothuria (Thymiosycia) impatiens (Forsskål, 1775), (Holothuroidea: Holothuriidae) from Tunisia (Mediterranean Sea): Taxonomic, Morphological, and Molecular Data Compilation

open access: yesDiversity, 2023
For the first time, specimens of Holothuria impatiens are reported from the Tunisian coast, supported by molecular (COI sequencing) and morphological (examination of ossicles) analyses.
Donia Kalthoumi   +5 more
doaj   +1 more source

Sea Cucumber (Holothuria arguinensis) as a Shelter for Juvenile Fish (Diplodus bellottii) in the Gulf of Cadiz (Southwestern Spain)

open access: yesDiversity, 2022
During a diving survey on soft-bottom habitats in the Gulf of Cadiz (Southwestern Spain), the use of the sea cucumber Holothuria arguinensis (Echinodermata, Holothuriidae) as a shelter by juvenile Senegal’s sea bream Diplodus bellottii (Chordata ...
Gustavo F. De Carvalho-Souza   +2 more
doaj   +1 more source

Modeling of the Elements Ca2+, Mg2+ and Si in the Sediments and the Body Walls of Sea Cucumbers in the Tropical Seagrass Meadows

open access: yesDiversity, 2023
The interrelationship of the minerals calcium (Ca2+), magnesium (Mg2+) and silicon (Si) in the sediments and in the body walls of four tropical sea cucumber species was explored by modeling the concentrations of these minerals.
Adonis Floren   +3 more
doaj   +1 more source

The Evolution and Diversity of SALMFamide Neuropeptides [PDF]

open access: yes, 2013
The SALMFamides are a family of neuropeptides that act as muscle relaxants in echinoderms. Two types of SALMFamides have been identified: L-type (e.g.
Achhala, S, Elphick, MR, Martynyuk, N
core   +2 more sources

Sea cucumbers reduce chromophoric dissolved organic matter in aquaculture tanks [PDF]

open access: yesPeerJ, 2018
Background Mono-specific aquaculture effluents contain high concentrations of nutrients and organic matter, which affect negatively the water quality of the recipient ecosystems. A fundamental feature of water quality is its transparency. The fraction of
Seyed Mohammad Sadeghi-Nassaj   +3 more
doaj   +2 more sources

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