Tressler, Donald K. Marine products of commerce : their acquisition, handling, biological aspects and the science and technology of their preparation and preservation - New York : Chemical Catalog Company , 1923 - 762 p. Subjects--Topical Terms: INDUSTRIA PESQUERA Subjects--Index Terms: algas (algae) perlicultura coral bacalao (cod) arenque (herring) verdel (mackerel) salmon aceite de pescado (fish oils) desechos del pescado (fish scrap) ostras (oyster) almeja (clam) camarón (shrimp) cangrejo (crab) langosta (lobster) tortuga (turtle) terrapin (galápago) mariscos (shellfish) marsopas (porpoises) delfin (dolphin) foca (seal) morsas (walrus) Dewey Class. No.: 338.372