Opisthonema oglinumOpisthonema oglinum, Altlantic thread herring.Figure 1 from Smith, J.W. 1994. Biology and fishery for Atlantic Thread Herring, Opisthonema oglinum, along the North Carolina Coast. Marine Fisheries Review 56(4):1-7. Retrieved December 3, 2014 from http://spo.nmfs.noaa.gov/mfr564/mfr5641.pdf.
The South American pilchard, Sardinops sagax, is a sardine of the Family Clupeidae, the only member of the genus Sardinops, found in the indo-Pacific oceans. Their length is up to 40 cm. It has a number of other common names, some of which are for subspecies: blue pilchard, Australian pilchard, blue-bait, Californian pilchard, Chilean sardine, Japanese pilchard, Pacific sardine, and Southern African pilchard.