Analysis of Spring Community Structure and Evaluation of Ecological Niche in Tangshan Marine Ranching, China

To investigate the fishery community structure in spring at early stage of construction Tangshan Marine Ranching, China. This study analyzed relationship between species composition, diversity and resources marine ranching using survey data from March, April, May 2017. The results showed that a total 53 organisms occurred waters inside outside reef area pasture. Among them, 20 fish were among chordates. 16 arthropods, including 6 shrimps 8 crabs. Ten mollusks, snails. 5 echinoderms, 1 annelids, Cnidaria). index, evenness index richness greater than those area. According to cluster analysis non-metric multidimensional scale ranking analysis, biological communities can be divided into four groups, with similarity being greater. Abundance-Biomass Comparison curves (ABC curve) indicated within had been moderately disturbed. relative importance niche demonstrated there sufficient bait area, ecological was taking shape.