Abstract The increase in fuel prices will gradually have an impact on the capture fisheries sub-sector, especially fishermen. Sail technology is alternative that can be used to save oil, although it realized this cannot completely replace diesel motor commonly fishing operations. This study explain application opportunities of sail vessels for blue swimming crab (Portunus pelagicus) deep waters...

Blue crab (Callinectes sapidus Rathbun) populations were examined at four sites in Chesapeake Bay and three additional sites along the southeastern Atlantic coast and Gulf of Mexico; the aims were to assess the incidence of limb autotomy and to determine whether injury patterns varied temporally, geographically, and ontogenetically. These data, which include four years of information from one s...

Rajungan (Portunus pelagicus) atau blue swimming crab merupakan biota yang memiliki area penyebaran luas termasuk di Indonesia. P.pelagicus juga menjadi komoditas ekonomis penting bagi Indonesia, sehingga menjaga dan mengetahui keberadaan sangat penting. Hydro-acoustic salah satu metode dapat digunakan untuk memetakan dari P.pelagicus. Langkah awal dilakukan yaitu karakteristik hambur balik Kar...

The problem in the management of blue swimming crab (BSC) fisheries is a decrease stock that overlaps with an increase fishing activities. This study aimed to analyze ratio spawning potential (SPR), reproductive potential, and productivity BSCs taken from Spermonde Islands. Spawning was analyzed using SPR, while analysis used relative proportion data between female, berried female average fecun...

North Carolina’s Blue Crab Fishery As North Carolina’s number one fishery, blue crabs, Callinectes sapidus, are part of an important industry for numerous coastal communities. The fishery supports commercial fishermen, dealers, gear providers and processors throughout the year. Fluctuations in landings have led to concerns over crab populations and the livelihood of the commercial crabbers they...

The blue crab, Callinectes sapidus, is a keystone species which plays an integral ecological, economic, and sociological role in Chesapeake Bay. The blue crab functions as both predator and prey in the Bay’s complex estuarine foodweb and occupies a variety of critical habitats impacted by human activity. Blue crabs exhibit a complex life history, disperse between estuarine and marine habitats, ...

The Archipelagic Fishing Port of Karangantu located in Banten Bay is one the blue swimming crab fishing centers Java Sea. Covid-19 pandemic had significant effect on fisheries Karangantu, especially increasing operational cost, decreasing price, and limited acces for market distribution. This study aims to analyse feasibility activity using bottom gillnet after pandemic. research was conducted ...

The effects of the spectrum on development, respiratory metabolism, and antioxidant capacity larval swimming crab Portunus trituberculatus were studied. Seven light spectra, i.e ., purple (400 nm), blue (425 cyan (510 green (525 yellow (598 red (638 white (full spectrum), estimated. larvae had optimum survival rate development under light. On contrary, in lights poor growth performance. oxygen ...