Han Sang-hun "experiment with developing 'sustainable' egg-harvesting skills. This avoids killing the fish for their roe, as traditional sturgeon fishers do, but instead allows them to continue to grow in their pools and spawn again, in around two years.
"His fish must grow for 10 years before laying eggs, and they can live to be 150 years old.
Quote: "A pearly white variety, called Almas (Persian for diamond), taken from a centennial female sturgeon, is the rarest type of Beluga available, with an extremely small production and prices reaching almost $25,000 per kilogram."
That is the origin of the name {"Almas Caviar") of Mr Han's company.
(ii) beluga caviar http://en.wikipedia.org/wiki/Beluga_caviar
("of the beluga sturgeon Huso huso. It is found primarily in the Caspian Sea, the world’s largest salt-water lake")
(d) gravid (adj; Latin gravidus, from gravis heavy):
"1: PREGNANT
2: distended with or full of eggs <a gravid fish>" www.m-w.com
(e)
(i) piscine (adj; Latin noun piscis): "of, relating to, or characteristic of fish"
(ii) piscis. Wikitionary. http://en.wiktionary.org/wiki/Pisces
(section 1.3 Pronunciation)
(f) Riga http://en.wikipedia.org/wiki/Riga
(capital and largest city of Latvia; section 1 Etymology)
(g) Wall Street Journals reported a year ago that entrepreneurs raised sturgeons indoors in tanks, whose caviar has a poorer quality--and thus sold cheaper--than that of Russia's wild sturgeon. Unfortunately this report does not address this issue.