Results 31 to 40 of about 5,110 (158)

Effects of Prawn Shell Meal Diets on Hemocyte Count, Hemolymph Clotting, and Sperm Quality of the Freshwater Prawn Macrobrachium caementarius

open access: yesAquaculture Research, Volume 2026, Issue 1, 2026.
Crustacean shells are composed of chitin, which is bound to protein and minerals, along with other essential nutrients. These components are necessary for growth, immune response, the formation of reproductive structures, and the enhancement of sperm quality.
Walter Reyes-Avalos   +5 more
wiley   +1 more source

Growth, Development and Survival Rate of The Blue Swimming Crab (Portunus pelagicus) Cultured using Different Larvae Feeds

open access: yesIlmu Kelautan
Blue swimming crab (Portunus pelagicus) is one of the most important commodities of softshell industry. Besides mud crab its demand as feed is increasing day by day.
Ahmad Fazley Rabby   +7 more
doaj   +1 more source

The eggs of marine crabs - an unexploited resource [PDF]

open access: yes, 2000
Marine crabs belonging to the family Portunidae form bycatch of shrimp trawlers in India. They are sold at low prices and consumers discard eggs and consume the meat.
Radhakrishnan, C.K.
core  

The Gills Area of Two Species of Marine Water Crabs: The Blue Swimming Crab, Portunus pelagicus (Linnaeus, 1758), and the Chinese Mitten Crab, Eriocheir sinensis H. Milne Edwards, 1853 from the North- West Arabian Gulf and Shatt Al-Arab River , Iraq.

open access: yesMaǧallaẗ al-baṣraẗ al-ʻulūm al-zirāʻiyyaẗ, 2019
The present study was conducted on the gills structure and the gill surface area of 40 individuals of the Blue swimming crabs, Portunus pelagicus, and 40 Chinese mitten crabs, Eriocheir sinensis, specimens of the species were collected from the ...
Intisar M.A. Jabbar   +2 more
doaj   +1 more source

Temperature‐induced Effects on Ecdysis Frequency, Feeding, and Growth Response of Gazami (Portunus trituberculatus) Crablets

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 6, December 2025.
ABSTRACT Gazami (Portunus trituberculatus) is a key species in stock enhancement programs in Japan. Recently, a severe decline in the Western Japan population has been observed, emphasizing the need for improvements in these programs. This study aimed to evaluate the effects of temperature on Gazami crablets under hatchery conditions, focusing on ...
Angelo C. Macario   +4 more
wiley   +1 more source

Molecular Barcoding Identification of the Invasive Blue Crabs Along Tunisian Coast

open access: yesFishes
Crabs are the most widely studied marine crustaceans due to their high economic value, ecological significance, and worldwide range in the subtropics and tropics zones.
Nadia Besbes   +6 more
doaj   +1 more source

Food and feeding of the blue swimmer crab, Portunus pelagicus (Linnaeus, 1758) (Decapoda, brachyura) along the Coast of Mandapam, Tamil Nadu, India [PDF]

open access: yes, 2011
Food habits of the blue swimmer crab, Portunus pelagicus were investigated using specimens collected from trawl catches in the Mandapam region, Tamil Nadu, along the east coast of India (9◦20-25_N 79 ◦ 5-10_E), during the period January to December ...
Josileen, Jose
core   +1 more source

Reproductive biology of blue swimming crab, Portunus segnis (Forskal, 1775) in coastal waters of Persian Gulf and Oman Sea, Iran [PDF]

open access: yes, 2013
A reproductive biology study of blue swimming crab, Portunus segnis (Forskal, 1775) in the northern Persian Gulf and Oman Sea, was conducted from May 2010 to October 2011.
Kiabi, B.   +3 more
core  

Assessing the ecological recovery of shellfish reefs following restoration in southern Australia

open access: yesRestoration Ecology, Volume 33, Issue 7, September 2025.
Shellfish reefs are among the most degraded of all coastal habitats due mainly to historical wild commercial harvest, sedimentation, introduced species, and disease. Until the 20th century, most estuaries and bays across southern Australia contained shellfish reefs. Efforts to restore these endangered ecosystems commenced in the mid‐2010s.
Elisa Bayraktarov   +12 more
wiley   +1 more source

Genetic Variations and Expansion of the Blue Swimmer Crab (Portunus pelagicus) in Southeast Asia

open access: yesJournal of Marine Science and Engineering, 2022
Blue swimmer crabs (Portunus pelagicus) primarily inhabit the coastal regions of Southeast Asia. This study aimed to examine their population genetic structure, phylogeography, and historical demography by applying partial sequences to the control region
Yu-Ming Lu   +6 more
doaj   +1 more source

Home - About - Disclaimer - Privacy