Allan Moses in which he was described as "our Grand Manan ornithologist", who "makes birds his specialty and his pastime". John Thomas Moses died in 1885. His son John Russell Moses, born in 1853, was Allan Moses's father. John Russell Moses learned taxidermy from his father and continued to build the family collection of mounted bird specimens, while prospering as a businessman. He was one of Grand Manan's major fish buyers, with a processing plant in North Head. Part of his business was selling the dried swim bladders of hake for the manufacture of isinglass. This was highly profitable, as the bladders
Swim bladder much as 65% of all deep sea fish biomass. Indeed, lanternfish are among the most widely distributed, populous, and diverse of all vertebrates, playing an important ecological role as prey for larger organisms. The estimated global biomass of lanternfish is 550–660 million metric tonnes, several times the entire world fisheries catch. Lanternfish also account for much of the biomass responsible for the deep scattering layer of the world's oceans. Sonar reflects off the millions of lanternfish swim bladders, giving the appearance of a false bottom. In some Asian cultures, the swim bladders of certain large fishes are considered a food