Ching-Ho Chi results 31
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Description of a new liopropomine basslet, Liopropoma terecaudum , from northern Taiwan (Perciformes: Epinephelidae)NARA Subscribed
Liopropoma terecaudum sp. nov. is described based on 12 specimens collected off northern Taiwan. The new species most closely resembles two sympatric species, L. japonicum and L. dorsoluteum , but differs from both species and all other congeneric species of Liopropoma based on the following combination of morphological and colouration characters: caudal fin round; dorsal‐fin elements VIII, 13 and lacking a distinct notch; lat...
The Impact of Administrative Districts and Urban Landscape on the Dispersal of Aedes aegypti via Genetic DifferentiationNARA Subscribed
Mosquito‐borne diseases affect millions and cause numerous deaths annually. Effective vector control, which hinges on understanding their dispersal, is vital for reducing infection rates. Given the variability in study results, likely due to environmental and human factors, gathering local dispersal data is critical for targeted disease control. To analyse the spread and differentiation of Aedes aegypti in southern Taiwan, we...
This study presents an optimized system for ship route planning. Computational fluid dynamics simulations were used to modify Kwon’s semi-empirical speed loss estimation method, enabling efficient route planning under variable sea conditions. The study focused on improving the prediction of speed loss in irregular waves for container ships and further applying this to ship-optimized voyage planning. Dynamic programming was use...
This study examined the effect of the intrusion of the Kuroshio Current (KC) into the South China Sea (SCS) and the Taiwan Strait (TS) (SCS–TS region) on changes in catches of larval A. japonica in the traditional fishing ground waters of Gaoping near southwestern Taiwan in the SCS–TS region. First, the oceanic environment and recruitment trends from 1967 to 2019 were investigated based on secondary data. Then, field surveys w...
Description of a new perchlet, Chelidoperca formosa , from southwestern Taiwan (Peciformes: Serranidae)NARA Subscribed
A new perchlet species is described on the basis of four specimens collected from southwestern Taiwan. It is similar to congeners with relatively few lateral‐line scales (35–38) and can be distinguished by having third to sixth dorsal‐fin spines notably long; eighth and ninth dorsal‐fin spines notably short; developed gill rakers 1 + 7–8; scale rows between lateral line and sixth dorsal‐fin spine 4 (the dorsalmost half‐sized);...
In oceanic communities, picophytoplankton often dominates phytoplankton biomass and productivity. Diel variations in picophytoplankton abundance and growth have been well documented. In the current study, we used flow cytometry to assess the short-term variations (3 h) of the abundance of the most dominant picophytoplankton, Synechococcus spp. and picoeukaryotes, in the coastal regions of northeastern Taiwan. To explore the ch...
Resource availability affects temporal variation of phytoplankton size structure in the Kuroshio east of TaiwanNARA Subscribed
The on‐going discussion concerning how environmental factors determine phytoplankton size structure has centered around two hypotheses: (H1) The resource‐size relationship predicts that normalized biovolume size spectrum (NBSS) slopes for phytoplankton are progressively shallower with increasing resource availability and (H2) The temperature‐size relationship predicts that phytoplankton NBSS slopes steepen with increasing wate...
Stable isotope analysis reveals ontogenetic feeding shifts in Pacific blue marlin ( Makaira nigricans ) off eastern TaiwanNARA Subscribed
To gain a better understanding of the trophic ecology of Pacific blue marlin Makaira nigricans off eastern Taiwan, nitrogen and carbon stable isotopes (δ 15 N and δ 13 C) and Bayesian mixing models were used to explore trophic dynamics and potential ontogenetic feeding shifts across M. nigricans of different size classes. Makaira nigricans samples from east of Taiwan ( n = 213) and Palau ( n = 37), as well as their prey ( n =...