Seasonal variations of the ichthyoplankton assemblage in the Yangtze Estuary and its relationship with environmental factors.

ABSTRACT: Seasonal variations of the ichthyoplankton assemblage and its relationship with the environment were analyzed based on four seasonal surveys during 2012. Historical data was collected to be compared with results from previous years in order to indicate the seasonal and inter-annual variation of the ichthyoplankton assemblage in the Yangtze Estuary and the adjacent waters. A total of 3,688 individuals belonging to 5 orders, 9 families, and 15 species were collected. No samples were collected in the winter cruise. In 2012, all samples were separated into four ecotypes, which is comparable with the historical data from previous years. The Engraulis japonicus was the most abundant species of all teleost fishes. The E. japonicus was captured in every season and contributed the mos

SUBMITTER: Zhang H 

PROVIDER: S-EPMC6387755 | biostudies-literature | 2019

REPOSITORIES: biostudies-literature