publicaciones seleccionadas artículo académico EFFECTS OF ETHOXYQUIN ON METABOLISM AND COMPOSITION OF ACTIVE MARINE MICROBIAL COMMUNITIES. AQUACULTURE. 569. 2023 RIVER RUNOFF AS A MAJOR DRIVER OF ANCHOVY (ENGRAULIS RINGENS) RECRUITMENT BUT NOT OF COMMON SARDINE (STRANGOMERA BENTINCKI) IN CENTRAL-SOUTH CHILE. FRONTIERS IN MARINE SCIENCE. 9. 2022 SPATIAL DISSIMILARITY OF ZOOPLANKTON AND HYDRODYNAMIC CONDITIONS IN A PATAGONIAN CHANNEL USED INTENSELY BY AQUACULTURE: THE INFLUENCE OF A GEOMORPHOLOGICAL CONSTRICTION. REVISTA CHILENA DE HISTORIA NATURAL. 95(1). 2022 COASTAL GEOMORPHOLOGY AND OCEANOGRAPHIC FEATURES SHAPE SUBTIDAL BENTHIC COMMUNITIES IN MANAGEMENT AREAS OF CENTRAL CHILE. AQUATIC CONSERVATION-MARINE AND FRESHWATER ECOSYSTEMS. 31(1):126-138. 2021 DISENTANGLING THE EFFECT OF SEA TEMPERATURE AND STOCKING DENSITY ON SEA LOUSE ABUNDANCE USING WAVELETS IN A HIGHLY INFESTED SALMON FARMING AREA. AQUACULTURE. 546. 2021 EFFECTS OF SIEVE MESH SIZE ON THE CHARACTERIZATION OF MARINE BENTHIC MACROFAUNA: IMPLICATIONS FOR THEIR USE IN BASELINES, PRELIMINARY CHARACTERIZATION OF AQUACULTURE SITES AND ENVIRONMENTAL MONITORING IN CHILE. REVISTA DE BIOLOGIA MARINA Y OCEANOGRAFIA. 56(1):22-41. 2021 Long-term abundance dynamics of the South American sea lion (Otaria flavescens) in the most important breeding colony in central Chile. AUSTRAL ECOLOGY. 46(8):1277-1286. 2021 MACROFAUNA COMMUNITY PATTERNS IN A CHILOE ISLAND CHANNEL USED INTENSELY FOR AQUACULTURE: THE ECOLOGICAL STATUS OF ITS BENTHIC ENVIRONMENT. REVISTA CHILENA DE HISTORIA NATURAL. 94(1). 2021 SCIENTIFIC WARNINGS COULD HELP TO REDUCE FARMED SALMON MORTALITY DUE TO HARMFUL ALGAL BLOOMS. MARINE POLICY. 132. 2021 TERRITORIAL USE RIGHTS FOR FISHERIES (TURF) IN CENTRAL-SOUTHERN CHILE: THEIR SUSTAINABILITY STATUS FROM A TRANSDISCIPLINARY HOLISTIC APPROACH. MARINE POLICY. 132. 2021 ASSESSING HOW BODY SIZE AFFECTS THE SPECIES-TIME RELATIONSHIP IN A SHALLOW MARINE BENTHIC MEGAFAUNA COMMUNITY EXPOSED TO A STRONG HYPOXIA DISTURBANCE. MARINE BIOLOGY. 167(2). 2020 BIOCHEMICAL FINGERPRINTS OF MARINE FUNGI: IMPLICATIONS FOR TROPHIC AND BIOGEOCHEMICAL STUDIES. AQUATIC MICROBIAL ECOLOGY. 84:75-90. 2020 EFFECT OF AZAMETHIPHOS ON ENZYMATIC ACTIVITY AND METABOLIC FINGERPRINTS OF MARINE MICROBIAL COMMUNITIES FROM THE WATER COLUMN. AQUACULTURE. 529. 2020 HYDRODYNAMIC EFFECT OF BIOFOULING IN FISH CAGE AQUACULTURE NETTING. AQUACULTURE. 526. 2020 SPATIAL DISTRIBUTION OF SMALL PELAGIC FISHES: IMPLICATIONS FOR FISHING QUOTA ALLOCATIONS. MARINE POLICY. 120. 2020 The Frontiers of the Millennium: Biological Prospecting in the Antarctic and the Negotiations for a Binding Agreement on the Conservation of Biological Diversity in Marine Areas of Areas Beyond National Jurisdiction. DIPLOMACIA. 121-130. 2020 VULNERABILITY OF A TOP MARINE PREDATOR TO COASTAL STORMS: A RELATIONSHIP BETWEEN HYDRODYNAMIC DRIVERS AND STRANDING RATES OF NEWBORN PINNIPEDS. SCIENTIFIC REPORTS. 10(1). 2020 FRESHWATER STRUCTURE AND ITS SEASONAL VARIABILITY OFF WESTERN PATAGONIA. PROGRESS IN OCEANOGRAPHY. 174:143-153. 2019 A NOVEL APPROACH TO ASSESS THE HYDRODYNAMIC EFFECTS OF A SALMON FARM IN A PATAGONIAN CHANNEL: COUPLING BETWEEN REGIONAL OCEAN MODELING AND HIGH RESOLUTION LES SIMULATION. AQUACULTURE. 495:115-129. 2018 LONG-RANGE DEPENDENCE IN THE RUNOFF TIME SERIES OF THE MOST IMPORTANT PATAGONIAN RIVER DRAINING TO THE PACIFIC OCEAN. NEW ZEALAND JOURNAL OF MARINE AND FRESHWATER RESEARCH. 52(2):264-283. 2018 MAJOR CHANGES IN DIATOM ABUNDANCE, PRODUCTIVITY, AND NET COMMUNITY METABOLISM IN A WINDIER AND DRYER COASTAL CLIMATE IN THE SOUTHERN HUMBOLDT CURRENT. PROGRESS IN OCEANOGRAPHY. 168:196-209. 2018 QUANTIFYING HARMFUL ALGAL BLOOM THRESHOLDS FOR FARMED SALMON IN SOUTHERN CHILE. HARMFUL ALGAE. 77:55-65. 2018 AN ESTIMATE OF THE PERCENTAGE OF NON-PREDATORY DEAD VARIABILITY IN COASTAL ZOOPLANKTON OF THE SOUTHERN HUMBOLDT CURRENT SYSTEM. MARINE ENVIRONMENTAL RESEARCH. 132:103-116. 2017 ANCIENT FEMALE PHILOPATRY, ASYMMETRIC MALE GENE FLOW, AND SYNCHRONOUS POPULATION EXPANSION SUPPORT THE INFLUENCE OF CLIMATIC OSCILLATIONS ON THE EVOLUTION OF SOUTH AMERICAN SEA LION (OTARIA FLAVESCENS). PLOS ONE. 12(6):1-23. 2017 CONTROLLING FACTORS OF THE SEASONAL VARIABILITY OF PRODUCTIVITY IN THE SOUTHERN HUMBOLDT CURRENT SYSTEM (30-40 DEGREES S ): A BIOPHYSICAL MODELING APPROACH. CONTINENTAL SHELF RESEARCH. 148:89-103. 2017 ENVIRONMENTAL FUNGAL DIVERSITY IN THE UPWELLING ECOSYSTEM OFF CENTRAL CHILE AND POTENTIAL CONTRIBUTION TO ENZYMATIC HYDROLYSIS OF MACROMOLECULES IN COASTAL ECOTONES. FUNGAL ECOLOGY. 29:90-95. 2017 INFLUENCES OF THERMAL ENVIRONMENT ON FISH GROWTH. ECOLOGY AND EVOLUTION. 7(17):6814-6825. 2017 LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH. LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH. 45(4):748-765. 2017 MACROFAUNAL COMMUNITY STRUCTURE IN BAHIA CONCEPCION (CHILE) BEFORE AND AFTER THE 8.8 MW MAULE MEGA-EARTHQUAKE AND TSUNAMI. MARINE ENVIRONMENTAL RESEARCH. 130:233-247. 2017 SHORT-TERM ALTERATION OF BIOTIC AND ABIOTIC COMPONENTS OF THE PELAGIC SYSTEM IN A SHALLOW BAY PRODUCED BY A STRONG NATURAL HYPOXIA EVENT. PLOS ONE. 12(7):1-25. 2017 SPATIAL-TEMPORAL CHANGES OF THE MORPHODYNAMIC BEACH STATE BEFORE AND AFTER THE 2010 MEGA-EARTHQUAKE AND TSUNAMI ALONG SOUTH-CENTRAL CHILE. NEW ZEALAND JOURNAL OF MARINE AND FRESHWATER RESEARCH. 51(2):237-253. 2017 AEROBIC AND ANAEROBIC ENZYMATIC ACTIVITY OF ORANGE ROUGHY (HOPLOSTETHUS ATLANTICUS) AND ALFONSINO (BERYX SPLENDENS) FROM THE JUAN FERNANDEZ SEAMOUNTS AREA. FISH PHYSIOLOGY AND BIOCHEMISTRY. 42(3):869-882. 2016 AEROBIC AND ANAEROBIC ENZYME ACTIVITY IN THE HAKE MERLUCCIUS GAYI GAYI RELATED TO THE OXYGEN MINIMUM ZONE OFF CENTRAL-SOUTHERN CHILE . REVISTA DE BIOLOGIA MARINA Y OCEANOGRAFIA. 51(3):581-590. 2016 CARBON UTILIZATION PROFILE OF THE FILAMENTOUS FUNGAL SPECIES FUSARIUM FUJIKUROI, PENICILLIUM DECUMBENS, AND SAROCLADIUM STRICTUM ISOLATED FROM MARINE COASTAL ENVIRONMENTS. MYCOLOGIA. 108(6):1069-1081. 2016 FIRST INSIGHTS INTO THE OCEANOGRAPHIC CHARACTERISTICS OF A BLUE WHALE FEEDING GROUND IN NORTHERN PATAGONIA, CHILE. MARINE ECOLOGY PROGRESS SERIES. 554:183-199. 2016 FIRST INSIGHTS INTO THE OCEANOGRAPHIC CHARACTERISTICS OF A BLUE WHALE FEEDING GROUND IN NORTHERN PATAGONIA, CHILE. MARINE ECOLOGY PROGRESS SERIES. 554:183-199. 2016 MODELLING THE SEASONAL DYNAMICS OF THE PERUCHILE UNDERCURRENT OFF CENTRAL CHILE (3040 DEGREES S). CONTINENTAL SHELF RESEARCH. 123:61-79. 2016 OBSERVATIONS OF THE EFFECT OF A NEW YEAR'S FIREWORKS DISPLAY ON THE BEHAVIOR OF THE SOUTH AMERICAN SEA LION (OTARIA FLAVESCENS) IN A COLONY OF CENTRAL-SOUTH CHILE. MARINE AND FRESHWATER BEHAVIOUR AND PHYSIOLOGY. 49(2):127-131. 2016 ARCHAEAL AND BACTERIAL ASSEMBLAGES IN THE OXYGEN MINIMUM ZONE OF THE UPWELLING ECOSYSTEM OFF CENTRAL CHILE AS DETERMINED BY ORGANIC BIOMARKERS. GAYANA. 79(1):26-44. 2015 BIOCHEMICAL AND HEMATOLOGICAL PROFILE OF OTARIA FLAVESCENS IN THE REPRODUCTIVE COLONY OF COBQUECURA, CENTRAL-SOUTH CHILE. REVISTA DE BIOLOGIA MARINA Y OCEANOGRAFIA. 50:81-93. 2015 DYNAMIC RELATIONSHIPS BETWEEN BODY SIZE, SPECIES RICHNESS, ABUNDANCE, AND ENERGY USE IN A SHALLOW MARINE EPIBENTHIC FAUNAL COMMUNITY. ECOLOGY AND EVOLUTION. 5(2):391-408. 2015 EFFECTS OF TEMPERATURE AND GLUCOSE CONCENTRATION ON THE GROWTH AND RESPIRATION OF FUNGAL SPECIES ISOLATED FROM A HIGHLY PRODUCTIVE COASTAL UPWELLING ECOSISTEM . FUNGAL ECOLOGY. 13(1):135-149. 2015 LATITUDINAL VARIATION IN LOCAL PRODUCTIVITY INFLUENCES BODY CONDITION OF SOUTH AMERICAN SEA LIONPUPS. AQUATIC BIOLOGY. 23(1):39-47. 2015 BODY SHAPE AND BURIAL BEHAVIOR OF THE SAND CRAB EMERITA ANALOGA (STIMPSON 1857) IN A REFLECTIVE TO INTERMEDIATE MORPHODYNAMIC RANGE OF SANDY BEACHES. MARINE BIOLOGY. 161(10):2345-2357. 2014 DISTRIBUTION AND SOURCES OF PHYTOSTEROLS IN COASTAL AND RIVER SEDIMENTS OF SOUTH-CENTRAL CHILE. LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH. 42(1):61-84. 2014 EPIBENTHIC MACROFAUNAL COMMUNITY RESPONSE AFTER A MEGA-EARTHQUAKE AND TSUNAMI IN A SHALLOW BAY OFF CENTRAL-SOUTH CHILE. MARINE BIOLOGY. 161(3):681-696. 2014 IMPACT OF ILLEGAL CATCH IN ARTISANAL BENTHIC FISHERIES UNDER CO-MANAGEMENT REGIME: THE CASE OF MOCHA ISLAND, CHILE. LATIN AMERICAN JOURNAL OF AQUATIC RESEARCH. 42(3):547-579. 2014 MOVEMENT AND DIVING PATTERNS OF JUVENILE MALE SOUTH AMERICAN SEA LIONS OFF THE COAST OF CENTRAL CHILE. MARINE MAMMAL SCIENCE. 30(3):1175-1183. 2014 COMPARISON OF BEHAVIORAL PATTERNS OF SOUTH AMERICAN SEA LIONS BETWEEN BREEDING AND NON-BREEDING SEASONS. REVISTA DE BIOLOGIA MARINA Y OCEANOGRAFIA. 48(1):155-163. 2013 DIET PLASTICITY OF THE SOUTH AMERICAN SEA LION IN CHILE: STABLE ISOTOPE EVIDENCE. REVISTA DE BIOLOGIA MARINA Y OCEANOGRAFIA. 48(3):613-622. 2013 ON THE USE OF BIOMASS SIZE SPECTRA LINEAR ADJUSTMENTS TO DESIGN ECOSYSTEM INDICATORS. SCIENTIA MARINA. 77(2):257-268. 2013 ROBUSTNESS OF SIZE-STRUCTURE ACROSS ECOLOGICAL NETWORKS IN PELAGIC SYSTEMS 2013 THE INFLUENCE OF ENVIRONMENTAL FACTORS ON THE ABUNDANCE AND RECRUITMENT OF THE SAND CRAB EMERITA ANALOGA (STIMPSON 1857): SOURCE-SINK DYNAMICS?. MARINE ENVIRONMENTAL RESEARCH. 89:9-20. 2013 INDUCTION IOF VITELLOGENIN-LIKE LIPOPROTEIN IN THE MUSSEL AULACOMYA ATER UNDER EXPOSURE TO 17B-ESTRADIOL. REVISTA DE BIOLOGIA MARINA Y OCEANOGRAFIA. 47(3):429-438. 2012 MESOSCALE B DIVERSITY AND SPATIAL NESTEDNESS OF CRUSTACEAN LARVAE IN THE COASTAL ZONE OFF CENTRAL SOUTHERN CHILE: POPULATION AND COMMUNITY IMPLICATIONS. ICES JOURNAL OF MARINE SCIENCE. 69(3):429-438. 2012 OBSERVING SEA LEVEL AND CURRENT ANOMALIES DRIVEN BY A MEGATHRUST SLOPE-SHELF TSUNAMI: THE EVENT ON FEBRUARY 27, 2010 IN CENTRAL CHILE. 2012. CONTINENTAL SHELF RESEARCH. 49:44-55. 2012 COMMUNITY METABOLISM, PHYTOPLANKTON SIZE STRUCTURE AND HETEROTROPHIC PROKARYOTE PRODUCTION IN A HIGHLY PRODUCTIVE UPWELLING ZONE OFF NORTHERN CHILE. MARINE ECOLOGY PROGRESS SERIES. 430:23-34. 2011 EXTRACELLULAR ENZYMATIC HYDROLYSIS IN THE UPWELLING ECOSYSTEM OFF CHILE: THE ROLE OF FUNGI PROCESSING MARINE ORGANIC MATTER. MARINE BIOLOGY. 158(1):205-219. 2011 METHANE IN SHALLOW COLD SEEPS AT MOCHA ISLAND OFF CENTRAL CHILE. CONTINENTAL SHELF RESEARCH. 31(6):574-581. 2011 A MAJOR FISH STRANDING CAUSED BY A NATURAL HYPOXIC EVENT IN A SHALLOW BAY OF THE EASTERN SOUTH PACIFIC OCEAN. JOURNAL OF FISH BIOLOGY. 76(7):1543-1564. 2010 FIRST RECORD OF FILAMENTOUS FUNGI IN THE COASTAL UPWELLING ECOSYSTEM OFF CONCEPCION, CHILE. GAYANA. 74(1):66-73. 2010 MARINE POLICY. MARINE POLICY. 34(6):1183-1195. 2010 SOUTH AMERICAN SEA LION AND SPINY DOGFISH PREDATION ON ARTISANAL CATCHES OF SOUTHERN HAKE IN FJORDS OF CHILEAN PATAGONIA. ICES JOURNAL OF MARINE SCIENCE. 67(2):294-303. 2010 AEROBIC AND ANAEROBIC ENZYMATIC ACTIVITY AND ALLOMETRIC SCALING OF THE DEEP BENTHIC POLYCHAETE HYALINOECIA ARTIFEX (POLYCHAETA: ONUPHIDAE). JOURNAL OF THE MARINE BIOLOGICAL ASSOCIATION OF THE UNITED KINGDOM. 89(6):1171-1175. 2009 COMMON CATABOLIC ENZYME PATTERNS IN A MICROPLANKTON COMMUNITY OF THE HUMBOLDT CURRENT SYSTEM OFF NORTHERN AND CENTRAL-SOUTH CHILE: MALATE DEHYDROGENASE ACTIVITY AS AN INDEX OF WATER-COLUMN METABOLISM IN AN OXYGEN MINIMUM ZONE. DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY. 56(16):1073-1082. 2009 SPATIAL AND TEMPORAL VARIABILITY OF PLANKTONIC ARCHAEAL ABUNDANCE IN THE HUMBOLDT CURRENT SYSTEM OFF CHILE. DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY. 56(16):1083-1092. 2009 AEROBIC AND ANAEROBIC ENZYMATIC ACTIVITIES OF CALYPTOGENA GALLARDOI (VESICOMYIDAE): A CLAM ASSOCIATED WITH METHANE COLD SEEPS OFF CHILE. JOURNAL OF THE MARINE BIOLOGICAL ASSOCIATION OF THE UNITED KINGDOM. 88(5):983-986. 2008 INFLUENCE OF ENVIRONMENTAL VARIABLES ON THE DISTRIBUTION OF SQUATINA GUGGENHEIM (CHONDRICHTHYES, SQUATINIDAE) IN THE ARGENTINE-URUGUAYAN COMMON FISHING ZONE. FISHERIES RESEARCH. 91(2-3):212-221. 2008 RELATIONSHIP OF PRECIPITATION, FRESHWATER INPUT, AND SEA LEVEL HEIGHT WITH THE ABUNDANCE OF THE WHITE SHRIMP (LITOPENAEUS OCCIDENTALIS; STREET, 1871) OFF BUENAVENTURA, EASTERN TROPICAL PACIFIC. FISHERIES RESEARCH. 92(2-3):148-161. 2008 A TIME SERIES OF PROKARYOTE SECONDARY PRODUCTION IN THE OXYGEN MINIMUM ZONE OF THE HUMBOLDT CURRENT SYSTEM, OFF CENTRAL CHILE. PROGRESS IN OCEANOGRAPHY. 75:531-549. 2007 AEROBIC AND ANAEROBIC METABOLISM OF PARAPRIPRIONOSPIO PINNATA (POLYCHAETA: SPIONIDAE) IN CENTRAL CHILE. JOURNAL OF THE MARINE BIOLOGICAL ASSOCIATION OF THE UNITED KINGDOM. 87(2):459-463. 2007 METHYLOTROPHIC METHANOGENS IN THE WATER COLUMN OF AN UPWELLING ZONE WITH A STRONG OXYGEN GRADIENT OFF CENTRAL CHILE. MICROBES AND ENVIRONMENTS. 22(3):268-278. 2007 METHYLOTROPHIC METHANOGENS IN THE WATER COLUMN OF AN UPWELLING ZONE WITH A STRONG OXYGEN GRADIENT OFF CENTRAL CHILE. MICROBES AND ENVIRONMENTS. 22(3):268-278. 2007 PRIMER REGISTRO DE ABUNDANACIA VIRAL EN BAHÍA COLIUMO Y PLATAFORMA CONTINENTAL FRENTE A CHILE CENTRAL. GAYANA. 71(1):124-131. 2007 RELACIÓN ENTRE ACTIVIDAD ENZIMÁTICA Y BIOMASA DE ENSAMBLES FITOPLANCTÓNICOS EN EL SISTEMA PELÁGICO 2007 RELATIONSHIP BETWEEN VIRAL AND PROKARYOTIC ABUNDANCE ON THE BAJO O'HIGGINS 1 SEAMOUNT (HUMBOLDT CURRENT SYSTEM OFF CHILE). SCIENTIA MARINA. 71(1):37-46. 2007 SIMILAR POTENTIAL ATP-P PRODUCTION AND ENZYMATIC ACTIVITIES IN THE MICROPLANKTON COMMUNITY OFF CONCEPCIÓN (CHILE) UNDER OXIC AND SUBOXIC CONDITIONS. PROGRESS IN OCEANOGRAPHY. 75(3):550-560. 2007 SOLAR UV RADIATION MODULATES DAILY PRODUCTION AND DNA DAMAGE OF MARINE BACTERIOPLANKTON FROM A PRODUCTIVE UPWELLING ZONE (36ºS), CHILE. JOURNAL OF EXPERIMENTAL MARINE BIOLOGY AND ECOLOGY. 343:82-95. 2007 BIOMASS SIZE SPECTRA OF MACROBENTHIC COMMUNITIES IN THE OXYGEN MINIMUM ZONE OFF CHILE. ESTUARINE COASTAL AND SHELF SCIENCE. 62(1-2):217-231. 2005 BIOMASS SIZE-SPECTRA OF MACROBENTHIC COMMUNITIES IN THE OXYGEN MINIMUM ZONE OFF CHILE. ESTUARINE COASTAL AND SHELF SCIENCE. 62:217-231. 2005 EFFECTS OF VIRUS INFECTION ON RESPIRATION RATES OF MARINE PHYTOPLANKTON AND MICROPLANKTON COMMUNITIES. MARINE ECOLOGY PROGRESS SERIES. 262:71-80. 2003 THE EFFECT OF VIRAL CONCENTRATE ADDITION ON THE RESPIRATION RATE OF CHAETOCEROS GRACILIS CULTURES AND MICROPLANKTON FROM A SHALLOW BAY (COLIUMO, CHILE). JOURNAL OF PLANKTON RESEARCH. 25:927-938. 2003 AEROBIC RESPIRATION RATE AND ANAEROBIC ENZYMATIC ACTIVITY OF PETROLISTHES LAEVIGATUS (ANOMURA, PORCELLANIDAE) UNDER LABORATORY CONDITIONS. JOURNAL OF CRUSTACEAN BIOLOGY. 22(2):345-352. 2002 LDH ACTIVITY IN EUPHAUSIA MUCRONATA AND CALANUS CHILENSIS: IMPLICATIONS FOR VERTICAL MIGRATION BEHAVIOUR. JOURNAL OF PLANKTON RESEARCH. 24(12):1349-1356. 2002 EVOLUTION AND BIOLOGICAL EFFECTS OF THE 1997-98 EL NIÑO IN THE UPWELLING ECOSYSTEM OFF NORTHERN CHILE. GEOPHYSICAL RESEARCH LETTERS. 28:1591-1594. 2001 RELATIONSHIP BETWEEN FRESHWATER INPUT TO THE COASTAL ZONE AND THE HISTORICAL LANDINGS OF THE BENTHIC/DEMERSAL FISH ELEGINOPS MACLOVINUS IN CENTRAL-SOUTH CHILE. FISHERIES OCEANOGRAPHY. 10(4):311-328. 2001 SMALL PELAGICS IN UPWELLING SYSTEMS: PATTERNS OF INTERACTION AND STRUCTURAL CHANGES IN "WASP-WAIST" ECOSYSTEMS 2000 PRIMARY PRODUCTION AND ITS FATE IN THE PELAGIC FOOD WEB AND DEEP-SEA, AND OCEAN-ATMOSPHERE CO(2) EXCHANGE IN THE NORTHERN HUMBOLDT CURRENT (23 DEGREES S): POSSIBLE EFFECTS OF THE 1997-98 EL NINO IN CHILE. REVISTA CHILENA DE HISTORIA NATURAL. 71(4):429-458. 1998