Results 71 to 80 of about 38,116 (253)

Perbedaan Umpan dan Kedalaman Perairan pada Bubu Lipat terhadap Hasil Tangkapan Rajungan (Portunus Pelagicus) di Perairan Betahwalang, Demak [PDF]

open access: yes, 2014
Operasi penangkapan rajungan pada umumnya menggunakan bubu lipat. Bubu lipat merupakan alat penangkap ikan yang dipasang secara tetap (pasif) di dalam air.
Adlina, N. (Nadia)   +2 more
core  

POLA PERGERAKAN BLUE SWIMMING CRAB (Portunus pelagicus) TERHADAP CAHAYA

open access: yesJurnal Teknologi Perikanan dan Kelautan, 2019
Teknologi lampu sebagai alat bantu dalam penangkapan ikan telah lama digunakan oleh nelayan Indonesia. Penggunaan lampu terus berkembang bukan hanya untuk spesies pelagis, juga untuk spesies demersal seperti krustasea. Rajungan merupakan salah satu krustasea yang memiliki nilai ekonomis penting. Nelayan menangkap rajungan dengan menggunakan bubu (trap)
Intan Roihatul jannah Hasly   +2 more
openaire   +3 more sources

A Female‐Locust‐Inspired Hybrid Soft‐Stiff Robotic Digger: Mimetics and Implications for Digging Efficiency

open access: yesAdvanced Intelligent Systems, EarlyView.
Female desert locusts dig underground to lay their eggs. They displace soil, rather than removing it, to create a tunnel. We analyze burrowing dynamics and 3D kinematics and design a locust‐inspired hybrid soft–stiff robot that reproduces this mechanism. The results show the natural strategy minimizes energy, whereas alternative patterns raise costs up
Shai Sonnenreich   +2 more
wiley   +1 more source

Virtual population analysis, recruitment pattern and cohort analysis of blue swimming crab, Portunus segnis (Forskal, 1775) in coastal waters of Persian Gulf and Gulf of Oman, Iran [PDF]

open access: yesبوم‌شناسی آبزیان, 2015
This study was conducted to determine the virtual population analysis, recruitment pattern and cohort analysis of blue swimming crab (Portunus segnis) in coastal waters of the Persian Gulf and the Oman Sea (Hormozgan province).
Mohsen Safaie, Mohammad Momeni
doaj  

CAUIM: Amazonian Cassava‐Based Programmable Biocolloid

open access: yesAdvanced Intelligent Systems, EarlyView.
Bridging indigenous heritage and computation, this work introduces the usage of cauim, a traditional Amazonian cassava fermented beverage, as a programmable memristive‐like substrate and resistance switching. The material exhibits frequency‐dependent dynamics enabling reconfigurable Boolean logic operations.
Raphael Fortulan   +5 more
wiley   +1 more source

Evaluation of toxicity effect of Datura innoxia root extract to Clarias gariepinus fingerlings [PDF]

open access: yes, 2003
Clarias gariepinus fingerlings were exposed 96 hours under laboratory conditions using static bioassays with continuous aeration to determine acute toxicity of Datura innoxia root extract. The LC sub(50) of the exposed fingerlings was 128.83 mg/L.
Ayuba, V.O., Ofojekwu, P.C.
core  

Texas coastal zone biotopes : an ecography : interim report for the Bay and Estuary Management Program (CRMP) [PDF]

open access: yes, 1972
November 1972Because esthetics, biological environment and physiography are so interrelated and have changeable meanings in various environments, we are obligated to think of the environment in terms of biological change, as environmental protection is ...
Gordon, Kennith G. (Kennith Glenn), 1930-   +1 more
core   +1 more source

Bacterial flora of cultured swimming crab (Portunus trituberculatus) larvae.

open access: yesFish Pathology, 1990
The aerobic bacterial flora of larval swimming crabs (Zoea-I to Crab-I) cultured in three hatcheries were investigated in relation to the microflora of rearing pond water and diets. The external and internal bacterial counts of the crab on ZoBell's 2216 e agar ranged from 102 to 104 and 101 to 104 CFU/animal, respectively.
Kouji SUZUKI   +3 more
openaire   +2 more sources

A review of the historic and present ecological role of aquatic and shoreline wood, from forest to deep sea

open access: yesBiological Reviews, EarlyView.
ABSTRACT The ecology of forests, their losses, and terrestrial wood decomposition dynamics have been intensively studied and reviewed. In the aquatic realm, reviews have concentrated on large wood (LW) in rivers and the transition from freshwater to marine environments in the Pacific Northwest of North America. However, a comprehensive global synthesis
Jon Dickson   +9 more
wiley   +1 more source

Association of Environmental Factors in the Taiwan Strait with Distributions and Habitat Characteristics of Three Swimming Crabs

open access: yesRemote Sensing, 2020
Information regarding the oceanic environment is crucial for determining species distributions and their habitat preferences. However, in studies on crustaceans, especially swimming crabs, such information remains poorly utilized, and its effects on crab
Muhamad Naimullah   +5 more
doaj   +1 more source

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