Our Company

BENTOS was established in 1994. Its purpose beingto fulfill our client´s marine services needs. BENTOSfocuses on the the following areas: coastaloceanography, hydrography, environmental studies,underwater imaging.

Our services are guaranteed by an experienced bodyof professionals. It is them, whom in the past have beenemployed as consultants for international corporationsin addition to have conducted research at severaluniversities, the heart of our organization. Groupinteraction, greatly achieved through joint project effortsduring the last years, is the key to BENTOS success.The excellence of quality and low operational costs arethe products of this unity.

Our company has kept a healthy policy of capitalizationallowing us to attain appropriate equipment andeconomic resources to carry out with solvency projectsof different magnitudes.

In addition, BENTOS is the local representative for:

- BENTHOS INC.- Falmouth Scientific Instruments.- RD Instruments.- Woods Hole Group.

All manufacturers of excellent quality oceanographycinstruments.

Work Areas

Our Company is prepared and willing to conduct auniverse of tasks involved in marine consulting: workdesign, field logistics and operations, data analysis,governamental red tape and quality report preparation.

Some of our work areas are presented below.

0

12

23

35

0 10 20 30 40 50 60

(m x 100)

0.0e+000 6.7e-000 1.3e-006 2.0e-006

Winds - Meteorology

Tide studies

Directional waves

METE

OROL

OGY,

TIDE

S AN

D W

AVES

Pollutant dispersion models

Sediment transportation models

Tsunami Flooding charts

SIMU

LATI

ON

Computer simulation of sediment transportationUpper image: Model. Below image: Studied bay

Wave climate model.

Bathymetric Surveys

Dredging control

Cable Landing Survey

Side Scan SonarHYDR

OGRA

PHY

GEOD

ESY Differential GPS

Aerial photography geodetic control

Land Survey

Positioning through differential GPS in the Patagonia

CURR

ENTS Circulation patterns

Currents studies with ADCP, Drifters, etc.

ADCP studies

Bathymetric Surveys.

Bathymetry fornumerical modelling.

Circulation models.

MARI

NE M

ANAG

EMEN

T AN

D AD

MINI

STRA

TION Signals: lineup, buoys

Marine concessions and shore line delimitation

Buoy planning

Maneuver planning

Authorization for the use of mooring buoys

Contingency plans for ports and terminals

UNDE

RWAT

ER IM

AGIN

G Submarine video and photography for corporateuse

Underwater structure inspections

Work progress control by submarine video andphotography

Historical documentation and environmental controlwith submarine video and photography

Crab (Eurypodius sp.) over Macrocystis sp.

Port Operations

QA/QC for UWDeployments.

Pollutant concentration such as metals,microorganisms, hydrocarbons, etc.

Biotoxicity tests

In situ measurement of salinity, temperature,nutriens, dissolved oxygen, etc.

Detection of chlorophyl concentration, lightpenetration, etc.

Water dating using radioactive isotopes

Geochemical fingerprint

WAT

ER Q

UALI

TY

Water sampling at Seno Aysén(Channels district)

Performing CTDO measurementsat Magellan Strait

Dispersion measures of chemical tracers throughcontinuous fluorometry

Dispersion coefficients

Dilution factors

Support to submarine outfall design

D

ISPE

RSIO

N ST

UDIE

S

On board analysis of rodamine WTdispersion by continuous fluorometry

Dispersion of rodamine WT

Analysis of hard bottom biological communities

Analysis of soft bottom biological communities, ABCcurves, K-dominance

Qualitative and quantitative description of marineresources by underwater imaging methods

Fish and plancton studies

Marine birds and mammals

Salmon farming sediment studies

Pollution concentration

Granulometric distribution

Toxicity tests

Dating contaminants by radioactive isotopes

Calculation on reference or pre-industrialconcentration

Sediments analysis by X-rays

Geochemical fingerprints

COPPER

mg/kg sedim.

SEDI

MENT

QUA

LITY

Sediments sampling withgravity corer

Geographyc distribution of heavy metalsclose to a port

MARI

NE B

IOLO

GY

Analysis of intertidal biota

«Cahuil» youngster (Larus maculipennis)

Pre-spill environmental evaluations

Post-spill environmental evaluations

Cleaning measurements propositions

Natural resource damage assesment

OIL

SPIL

L AS

SESS

MENT

Intwertidal infauna evaluationat the Magellan Strait

Terrestrial ecology, baseline and monitoring studies

Socio economic evaluation

History and archeology

Penguin colonyin Seno Aysen

Porvenir, Tierra del Fuego

TERR

ESTR

IAL S

TUDI

ES

Company Experience

Studies for Coastal Engineering

Site Survey for Deep Water Hydrophone and Data CableLocation at Robinson Crusoe Island. ComprehensiveNuclear Test Ban Treaty. Region V, Chile. Science Ap-plications International Corporation. 2001.

Oceanographic Study – Winds waves and ADCP Cur-rents for CAM-1 Oil Rig Project. Magallanes, RegionXII, Chile. SIPETROL. 2001.

ADCP Current Studies at Salmon Fish Farms (Lalin,Teliupta, Huelmo, Apiao, Conchas Blancas). Chiloé In-sular, X Región Chile. Marine Harvest Chile S.A. 2001.

Wave Hindcasting for Salmon Farming Site Selection.Chiloé Insular. X Región, Chile. Marine Harvest ChileS.A. 2001.

Bathymetric Survey. Submarine Outfall. Con-Con, Re-gion V, Chile. ESVAL S.A. 2001.

Bathymetric Survey. Ballena Port Project. Bahia Pargua,Región X, Chile. Nutreco Chile S.A. 2001.

Oceanographic Study. Winds, Tides and DirectionalWaves. Ballena Port Project. Bahia Pargua, Region X,Chile. Nutreco Chile S.A. 2001.

Bathymetric Survey. Bahía Pargua, Region X, Chile.Danisco Cultor Chile S.A. 2001.

Bathymetric Survey. Bahia Puerto Montt, Region X,Chile. Socovesa Valdivia S.A. 2001.

Marine Studies. Sewage Outfall Project in Chimbote.Chimbote, Peru. Ministry of the Presidency Peru. Par-sons Engineering Science, EEUU. 2000.

Maritime and Wind Studies. Engineering Study. BridgeOver the Chacao Channel. Chacao, Region X, Chile.Ministry of Public Works. Consortiun Ingenieria CuatroLtda. & Cowi Engineers and Planners (Denmark). 1999– 2001.

Wave Study for Moored Ship Movement Assessment.Mejillones, Region II, Chile. Puerto Mejillones S.A. 1999.

Wave Climate Study for numerical Modelling. Mejillones,Region II, Chile. Belfi S.A. and Atria Baird 1999.

Bathymetric Survey and Tide Study, Ballena Port Project.Pargua, Region X, Chile. Trouw Chile S.A. 1999.

Current Study, Ballena Port Project. Pargua, Region X,Chile. Universidad Austral de Chile. 1999.

Bathymetric Survey, FONDEF D981-1054 Project, YalChannel and Ajacent Areas. Chonchi, Chiloe Island, Re-gion X, Chile. Universidad de Concepción. 1999.

Larangian Current Study, Ballena Port Project. Pargua,Region X, Chile. Universidad Austral de Chile. 1998.

Technical Diving Services. San Isidro Power Plant. Re-gion V, Chile. Central de Ciclo Combinado San IsidroS.A. 1998.

Wave Climate Study. Mejillones, Region II, Chile. PuertoMejillones S.A. 1998.

Wave Climate Study. Quintero, Region V, Chile. GasmarS.A. 1998.

Wave Climate Study. Mejillones, Region II, Chile.Complejo Portuario Mejillones S.A. 1998.

Tide Study, Ballena Port Project. Pargua, Region X, Chile.Trouw Chile S.A. 1998.

Underwater Substrate Inspection by Underwater Videoin Mejillones Bay. Complejo Portuario Mejillones S.A.Mejillones, Region II, Chile. Aquambiente Ltda. 1998.

Bathymetric Survey, Boise Cascade Port Project. IIque,Region X, Chile. Universidad de Concepción. 1998.

Long Period Wave Study. Mejillones, Region II, Chile.Complejo Portuario Mejillones S.A. 1998.

Bathymetric Survey, COPEC S.A. Oil Terminal at QuinteroBay. Bahia Quintero, Quintero, Region V, Chile. GremIngeniería Ltda. 1998.

Bathymetric and Substrate Inspection at Four LocationsNear Los Vilos, Region IV, Chile. Biomar Ltda. 1998.

Tsunami Flooding Chart. Mejillones, Region II, Chile.Complejo Portuario Mejillones S.A. 1998.

Shore Line Delimitation. Mejillones, Region II, Chile.Complejo Portuario Mejillones S.A. 1998.

Bathymetric Survey, Port of Antofagasta, EmpresaPortuaria de Chile EMPORCHI. Antofagasta, Region II,Chile. Administración Puerto de Antofagasta. 1998.

Environmental Studies

Environmental Assesment, Mytilid Farming Facility.Liucura, Yal Channel, X Región, Chile. Toralla S.A. 2001.

Environmental Audit. Puerto San Vicente. Talcahuano,VIII Región, Chile. San Vicente Terminal Internacional.2001.

Aquatic Environmental Baseline Study, Lake Yulton,Meullín, Elizalde, Caro, Cóndor y Riesco; Rívers Cóndor,Blanco, Dangle, Candelaria y Cuervo. ALUMYSAProject Ltda. Aysén, XI Región, Chile. CH2M Hill ChileLtda. 2000.

Environmental Monitoring, Chacabuco Bay (SenoAysén), Mayo 1999. Bahía Chacabuco, XI Región, Chile.Compañía Minera CDE Fachinal Ltda. 1999.

Environmental Impact Study, Antofagasta DesalinizationPlant Project. Planta Desaladora de Antofagasta.Antofagasta, II Región, Chile. Consorcio US Filter Corp-SK. 1999.

Natural Resources Damage Asessment. «Irish Sea» oilspill, Shoal Pass. XII Región, Chile. Ultragas S.A. 1999.

Environmental Consulting for the Preparation of Techni-cal and Economilcal Proposal for the Operation of PuntaChungo Mining Port (Minera Los Pelambres), Los Vilos,IV Región, Chile. Agunsa S.A. 1999.

Environmental Policy Definition Anaconda Mining ChileS.A. Compañía Minera Anaconda Chile S.A. 1999.

Thermal and Clorine Resistance Bioassay in Marine Or-ganism. Tocopilla Power Plant. Tocopilla, Region II, Chile.Electroandina S.A. 1999.

Environmental assesment, Socio-Economics, Archeol-ogy, Flora and Fauna, Urban Solid Waste Transfer Sta-tion La Pintana Project, Kiasa S.A. La Pintana, Santiago,Chile. SK Ecología S.A. 1999.

Gonadal Maturity Study of Two Fish Species “Carmelitas”and “ Pejerrey Chileno” at Lolenco Bridge Area. Concon -Maipu Oil Pipe Line Construction Project, Sonacol S.A.Curacavi, Region Metropolitana, Chile. S & P IngenieríaAmbiental Ltda. 1999.

Environmental Monitoring, Water Quality at BahíaChacabuco (Seno Aysen). December 1998 Ship Load-ing. Bahia Chacabuco, Region XI, Chile. CompañiaMinera CDE Fachinal Ltda. 1999.

Archeological Survey. Río Illapel Dam Project. RegionIV, Chile. Ingendesa S.A. 1998.

Archeological Survey. Chonchi, Chiloe Island, X Region,Chile. Ingendesa S.A. 1998.

Archeological Survey. Water Intake Barroso Pond atCodelco Chile, Andina Division, Metropolitan Region,Chile. Ingendesa S.A. 1998.

Archeological Survey. Atacama Minerals & El PeñonProjects. Atacama, Region II, Chile. Ingendesa S.A.1998.

Oceanographic Study for Engineering and Environmen-tal Applications. Mejillones, Region II, Chile. ComplejoPortuario Mejillones S.A. 1998.

Desk Top Study of Archeological Resources Along thePascua-Baker Polpaico Electric Transmision Line. RegionsV to IX, Chile. Ingendesa S.A. 1998.

Environmental Monitoring at Lago General Carrera (ChileChico, Bahía Jara y Puerto Ingeniero Ibañez) and BahíaChacabuco (Seno Aysén). Lago General Carrera andBahía Chacabuco. Region XI, Chile. Cía. Minera CDEFachinal Ltda. 1998.

Environmental Monitoring, Water Quality at BahíaChacabuco (Seno Aysén). May 1999 Ship Loading. Ba-hia Chacabuco, Region XI, Chile. Cía Minera CDEFachinal Ltda. 1999.

Archeological Survey. Lago Villarica, Region IX, Chile.Ingendesa S.A. 1998.

Marine Environmental Impact Study at Río Cuervo. SenoAysén, Region XI, Chile. Proyecto Alumysa Ltda. 1997.

Marine Environmental Impact Study at Bahía Chacabuco.Seno Aysén, Region XI, Chile. Proyecto Alumysa Ltda.1997.

Environmental Specifications Manual for Port Construc-tion Operations. Ministerio de Obras Públicas yTransportes, República Oriental del Uruguay. 1997.

Baseline Study, Land Biological Communities. Santiago,Chile. Megáridos S.A. 1997.

Baseline Study, Socio-Economic Aspects. Santiago,Chile. Megáridos S.A. 1997.

Baseline Study, Land Biological Communities. Santiago,Chile. Agua Potable Lo Castillo S.A. 1997.

Preparation of the Guide for Sea Water Sampling NCh411/9.c97. Santiago, Chile. Instituto Nacional deNormalización. 1997.

Preparation of the Guide for River and Water CoursesSampling of NCh411/6.c97. Santiago, Chile. InstitutoNacional de Normalización. 1997.

Baseline Study, Terrestrial Biological Communities. CaboNegro, Region XII, Chile. Amoníaco Magallanes. 1996.

Marine Baselines Study of Methanex Chile, Tren III, RadaPelícano. Region XII, Chile. Methanex Chile Ltda. 1996.

Evaluation of the Thermal Exchange Efficiency of theCooling Water Outfall Difusor. Rada Pelícano, RegionXII, Chile. Methanex Chile Ltda. 1996.

Substratum Evaluation for Aquaculture with UnderwaterVideo. Bahia Taltal, Region II, Chile. Cultivos Flamen-cos Ltda. 1995.

Additionally, BENTOS has participated in supply-ing technical equipment for the following studies:

Marine Environmental Impact Study. Mejillones, RegionII, Chile. Puerto Mejillones S.A. 1996.

Marine Environmental Impact Study, Industrial ComplexBahía Gente Grande. Porvenir, Region XII, Chile. For-estal Trillium Ltda. 1996.

Marine Environmental Impact Study. Sulphuric Acid Plant.Mejillones, Region II, Chile. COCAR S.A. 1996.

Marine Baselines Study. Tren III, Rada Pelícano, Re-gion XII, Chile. Methanex Chile Ltda. 1996.

Marine Environmental Impact Study. Porvenir, RegionXII, Chile. Cía. Chilena de Navegación Interoceánica.1996.

Marine Monitoring Program. Mejillones, Region II, Chile.Puerto Mejillones S.A. 1996.

Marine Monitoring Program, Mejillones Thermic Plant.Mejillones, Region II, Chile. Edelnor S.A. 1996.

Marine Environmental Impact Study. Iquique, Region I,Chile. Central Térmica Punta Patache. 1995.

Marine Environmental Impact Study. Caldera, RegionIII, Chile. Central Térmica Caldera. 1995.

Exploratory Bathymetry. Isla Riesco, Region XII, Chile.Forestal Trillium Ltda. 1995.

Population Evaluation of Argopecten purpuratus in III andIV Regions. Chile. Fondo de Investigación Pesquera.1995.

Sanitary Evaluation of Razor Clam Population in BahíaCoquimbo. Coquimbo, Region IV, Chile. Intendencia IVRegión. 1995.

Underwater Video for Checking Environmental Opera-tions Measures. Caldera, Region II, Chile. MineraCandelaria. 1995.

Marine Monitoring Program in Bahía Caldera. Caldera,Region III, Chile. Minera Candelaria. 1994 – 1995.

Marine Environmental Impact Study. Río Condor Project.Puerto Arturo, Region XII, Chile. Forestal Trillium Ltda.1994.

Company Information

Name: Servicios y Equipos Marinos Ltda.RUT (Taxpayer Registration): 78.803.810-0Address: Don Carlos 3187, Of. B. Las Condes, Santiago,Chile.Telephone: (56 -2) 6508150Fax: (56 -2) 3620611E-mail: bentos@bentos.clWeb Site: http://www.bentos.clLegal Representative: Bruno Ladrón de Guevara Hannig