Protected Species Observer (PSO) Services and Training

Marine Environmental Consulting




Alterseas is a consultancy firm specialized in providing Protected Species Observer (PSO) services and training, as well as other marine and coastal environmental consultancy services in Mexico.

We aim to help our clients to comply with environmental regulations and impact mitigation required for their coastal and marine projects, allowing them to achieve the economical development they expect while contributing to the conservation of the marine natural patrimony in Mexico.


What We Do Best

Protected Species Observers

We provide carefuly selected and highly trained, experienced and multilingual PSOs and PAMOps for your projects.

PSO Training

We own the first Protected Species Observer training complying with both Mexican and international standards

Environmental Consulting

We can add a high value to your projects: baseline studies, EIA, reporting, environmental management and more.

Upcoming Training Sessions

Check the dates and availability for our next training sessions and schedule your time ahead.

Dates Availability
June 3-7, 2024 No places available
June 17-21, 2024 No places available

June 2024 TBD

Places available

Can't find a suitable date? Send us a message to find a solution!


Why choose us


Our associates are amongst the most experienced professionals in Mexico with a scientific background. No about to gradaute students or improvised personel certified in a couple of hours.


Alterseas working standards were established to avoid underperformance and ensure the most professional compliance and the best results.


No matter what is your project, you will get the best quality service, the highest performance and the most complete reports.

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