• Benkendorff K, Westley CB, Gallardo CS. 2004. Observations on the production of purple pigments in the egg capsules, hypobranchial and reproductive glands from seven species of Muricidae (Gastropoda: Mollusca). Invertebrate Reproduction and Development. 46: 93-102.
• Chaparro OR, Segura CJ, Navarro JM, Thompson RJ. 2004. The effect of food supply on feeding strategy in sessile female gastropods Crepidula fecunda. Marine Biology. 144: 79-87.
• Escribano R, Hidalgo PA, González HE, Giesecke R, Riquelme-Bugueño R, Manríquez K. 2007. Seasonal and inter-annual variation of mesozooplankton in the coastal upwelling zone off central-southern Chile. Progress in Oceanography. 75: 470-485.
• Escribano R, Daneri G, Farias L, Gallardo VA, Gonzalez HE, Gutierrez D, Lange CB, Morales CE, Pizarro O, Ulloa O, Braun M. 2004. Biological and chemical consequences of the 1997-1998 El Nino in the Chilean coastal upwelling system: a synthesis. Deep-Sea Research Part II-Topical Studies in Oceanography. 51: 2389-2411.
• Fernandez-Reiriz MJ, Labarta U, Navarro JM. 2004. Feeding and digestive response of Argopecten purpuratus to short-term variation in food quality and quantity. Aquaculture. 237: 347-364.
• Formas JR, Brieva L. 2004. The tadpoles of Alsodes vanzolinii and A.verrucosus (Anura: Leptodactylidae) with descriptions of their internal oral and chondrocranial morphology. Amphibia-Reptilia. 25: 151-164.
• Gallardo MH, Garrido O, Bahamondes R, Gonzalez M. 2004. Garnetogenesis and nucleotypic effects in the tetraploid red vizcacha rat, Tympanoctomys barrerae (Rodentia, Octodontidae). Biological Research. 37: 767-775.
• Gallardo CS, Manque C, Filun M. 2004. Comparative resistance to starvation among early juveniles of some marine muricoidean snails. Nautilus. 118: 121-126.
• Gallardo CS, Diaz MA, Varela C. 2004. Growth and survival of early juvenile trumulco snail Chorus giganteus (Gastropoda: Muricidae) fed two prey species. New Zealand Journal of Marine and Freshwater Research. 38: 767-773.
• Giesecke R, González H. 2004. Feeding of Sagitta enflata and vertical distribution of chaetognaths in relation to low oxygen concentrations. Journal of Plankton Research. 26: 475-486.
• Giesecke R, Gonzalez HE. 2004. Mandible characteristics and allometric relations in copepods: a reliable method to estimate prey size and composition from mandible occurrence in predator guts. Revista Chilena de Historia Natural. 77: 607-616.
• Gómez I, Lopez-Figueroa F, Ulloa N, Morales V, Lovengreen, Huovinen P, Hess S. 2004. Patterns of photosynthesis in 18 species of intertidal macroalgae from southern Chile. Marine Ecology Progress Series. 270: 103-116.
• Gonzalez HE, Hebbeln D, Iriarte JL, Marchant M. 2004. Downward fluxes of faecal material and microplankton at 2300m depth in the oceanic area off Coquimbo (30 degrees S), Chile, during 1993-1995. Deep-Sea Research Part II-Topical Studies in Oceanography. 51: 2457-2474.
• Gonzalez HE, Giesecke R, Vargas CA, Pavez A, Iriarte J, Santibanez P, Castro L, Escribano R, Pages F. 2004. Carbon cycling through the pelagic foodweb in the northern Humboldt Current off Chile (23 degrees S). ICES Journal of Marine Science. 61: 572-584.
• Guicking D, Fiedler W, Leuther C, Schlatter R, Becker PH. 2004. Morphometrics of the Pink-footed Shearwater (Puffinus creatopus): Influence of sex and breeding site. Journal of Ornithology 145: 64-68.
• Hahn I, Römer U, Schlatter R P. 2004. Nest sites and breeding ecology of the Masafuera Rayadito. Journal of Ornithology 145: 93-97.
• Hucke-Gaete R, Moreno CA, Arata J. 2004. Operational interactions of sperm whales and killer whales with the Patagonian toothfish industrial fishery off southern Chile. CCAMLR Science. 11: 27-140.
• Hucke-Gaete R, Osman LP, Moreno CA, Findlay KP, Ljungblad DK. 2004. Discovery of a blue whale feeding and nursing ground in southern Chile. Proceedings of the Royal Society of London Series B-Biological Sciences. 271: S170-S173.
• Hucke-Gaete R, Osman LP, Moreno CA, Torres D. 2004. Examining natural population growth from near extinction: the case of the Antarctic fur seal at the South Shetlands, Antarctica. Polar Biology. 27: 304-311.
• Huovinen P, Gómez I, Figueroa FL, Ulloa N, Morales V, Lovengreen C. 2004. Ultraviolet-absorbing mycosporine-like amino acids in red macroalgae from Chile. Botanica Marina. 47: 21-29.
• Iriarte JL, Gonzalez HE. 2004. Phytoplankton size structure during and after the 1997/98 El Nino in a coastal upwelling area of the northern Humboldt Current System. Marine Ecology Progress Series. 269: 83-90.
• Mages M, Woelfl S, Ovari M, Encina F. 2004. The use of a portable total reflection X-ray fluorescence spectrometer for trace element determination in freshwater microcrustaceans (Daphnia). Spectrochimica Acta Part B-Atomic Spectroscopy. 59: 1265-1272.
• Marchant M, Hebbeln D, Giglio S, Coloma C, Gonzalez HE. 2004 Seasonal and interannual variability in the flux of planktic foraminifera in the Humboldt Current System off central Chile (30 degrees S). . Deep-Sea Research Part II-Topical Studies in Oceanography. 51: 2441-2455.
• Navarro JM, Fernandez-Reiriz MJ, Labarta U. 2004. Short-term feeding response of the scallop Argopecten purpuratus exposed to two different diets. Journal of the Marine Biological Association of the United Kingdom. 84: 775-779.
• Neu TR, Woelfl S, Lawrence JR. 2004. Three-dimensional differentiation of photo-autotrophic biofilm constituents by multi-channel laser scanning microscopy (single-photon and two-photon excitation). Journal of Microbiological Methods. 56: 161-172.
• Ojeda JA, Chaparro OR. 2004. Morphological, gravimetric, and biochemical changes in Crepidula fecunda (Gastropoda: Calyptraeidae) egg capsule walls during embryonic development. Marine Biology. 144: 263-269.
• Osman LP, Hucke-Gaete R, Moreno CA, Torres D. 2004. Feeding ecology of Antarctic fur seals at Cape Shirreff, South Shetlands, Antarctica. Polar Biology. 27: 92-98.
• Ovari M, Mages M, Woelfl S, von Tuempling W, Kropfl K, Zaray G. 2004. Total reflection X-ray fluorescence spectrometric determination of element inlets from mining activities at the upper Tisza, catchment area, Hungary. Spectrochimica Acta Part B-Atomic Spectroscopy. 59: 1173-1181.
• Pantoja S, Sepulveda JS, Gonzalez HE. 2004. Decomposition of sinking proteinaceous material during fall in the oxygen minimum zone off northern Chile. Deep-Sea Research Part I-Oceanographic Research Papers. 51: 55-70.
• Pardo LM, Johnson L. 2004. Activity and shelter use of an intertidal snail: effects of sex, reproductive condition and tidal cycle. Journal of Experimental Marine Biology and Ecology. 371: 175-191.
• Pequeño G, Farias D., Thiel M, Hinojosa I. 2004. Peces asociados con la deriva de macroalgas en Aysén, Chile. Revista de Biología Marina y Oceanografía, Valparaíso, 39: 93-99.
• Romero MS, Gallardo CS, Bellolio G. 2004. Egg laying and embryonic-larval development in the snail Thais (Stramonita) chocolata (Duclos, 1832) with observations on its evolutionary relationships within the Muricidae. Marine Biology. 145: 681-692.
• Saez S, Lamilla J. 2004. Sexual homodonty in Bathyraja griseocauda (Norman 1937) from the Southern Eastern Pacific (Chile) (Chondrichthyes, Rajidae: Arhynchobatinae). Journal of Applied Ichthyology. 20: 189-193.
• Toro B, Palma-Fleming H, Navarro JM. 2004. Organic pollutant burden of the giant mussels Choromytilus chorus from the south-central Chilean coast. Chemosphere. 55: 267-275.
• Toro JE, Alcapan AC, Ojeda JA, Vergara AM. 2004. Selection response for growth rate (shell height and live weight) in the Chilean blue mussel (Mytilus chilensis hupe 1854). Journal of Shellfish Research. 23: 753-757.
• Toro JE, Ojeda JA, Vergara AM. The genetic structure of Mytilus chilensis (Hupe 1854) populations along the Chilean coast based on RAPDs analysis. Aquaculture Research. 35: 1466-1471.
• Toro J, Innes DJ, Thompson RJ. 2004. Genetic variation among life-history stages of mussels in a Mytilus edulis-M. trossulus hybrid zone. Marine Biology. 145: 713-725.
• Toro JE, Alcapan AC, Vergara AM, Ojeda JA. Heritability estimates of larval and spat shell height in the Chilean blue mussel (Mytilus chilensis Hupe 1854) produced under controlled laboratory conditions. Aquaculture Research. 35: 56-61.
• Torres P, Villalobos L, Woelfl S, Puga S. 2004. Identification of the copepod intermedia host of the introduced broad fish tapeworm, Diphyllobothrium latum, in Southern. Journal of Parasitology. 90: 1190-1193.
• Valle-Levinson A, Schneider W, Sobarzo M, Bello M, Bravo L, Castillo M, Duarte L. Fuenzalida R, Gallegos JM, Garcés-Vargas, Gonzalez J, Gutierrez D, Molinet C, Navarro MS, Pierini J. Rodriguez-Rubio E, Valdenegro A, Vera L, Zenteno L. 2004. Wind-induced exchange at the entrance to Concepcion Bay, an equatorward facing embayment in central Chile. Deep-Sea Research Part II-Topical Studies in Oceanography. 51: 2371-2388.
• Vargas CA, Gonzalez HE. 2004. Plankton community structure and carbon cycling in a coastal upwelling system. I. Bacteria, microprotozoans and phytoplankton in the diet of copepods and appendicularians. Aquatic Microbial Ecology. 34: 151-164.
• Vargas L, Pequeño G. 2004. El estatus taxonómico de Graus fernandezianus Philippi, 1887; nuevo registro y comentarios sobre Graus nigra Philippi, 1887 (Osteichthyes: Perciformes). Gayana. 68: 68-74.
• Vargas CA, Gonzalez HE. 2004. Plankton community structure and carbon cycling in a coastal upwelling system. II. icroheterotrophic pathway. Aquatic Microbial Ecology. 34: 165-180.
• Vergara P, Schlatter RP. 2004. Abundance and use of foraging habitat by Magellanic woodpecker in Tierra del Fuego. Journal of Ornithologie. 145: 343-351.
• Woelfl S, Mages M, Mercado S, Villalobos L, Ovari M, Encina F. 2004. Determination of trace elements in planktonic microcrustaceans using total reflection X-ray fluorescence (TXRF): First results from two Chilean lakes. Analytical and Bioanalytical Chemistry. 378: 1088-1094.