Early environmental compliance planning can help projects reduce delays, avoid redesign, manage mitigation, and improve...
Fish and Aquatic Sciences
We provide creative and comprehensive fisheries and aquatic science services to help solve some of the most complex scientific and regulatory challenges.
The ESA fish and aquatic sciences practice functions across the entire project life cycle—from strategic planning and permitting, to study design and field implementation, all the way through to analysis, reporting, and public outreach. Our multidisciplinary expertise enables us to provide complete and integrated fisheries and aquatic sciences services. This includes use of advanced technologies to solve some of the most complex scientific and regulatory challenges.
Our team is skilled at working together with clients to create a shared vision for project success. We strive to help our clients find solutions to complex aquatic resource issues, and we understand that it takes consistent communication and careful listening with clients and partners to achieve progress. Direct coordination in every step of the project life cycle is critical, and at ESA we create an atmosphere of open engagement with our clients to ensure project goals are met.
Our Expertise Covers:
- Adaptive management
- Aquatic habitat surveys
- Benthic macroinvertebrate indices
- Bioenergetics modeling
- CEQA/NEPA
- Data processing
- Data visualization
- Database management
- Environmental compliance observation and support
- Environmental review & documentation
- Fish community surveys
- Fish movement and survival
- Fish passage design
- Fish tagging and tracking
- Genetic monitoring & environmental DNA (eDNA)
- Hydroacoustic services
- In stream flow/habitat suitability studies
- Large-scale field programs
- Over water services
- Programmatic permitting
- Reports/Publications
- Restoration planning
- Section 7 consultation
- Special-status species surveys and inventories
- Special Studies
- Study design
- Watershed management plans
Featured Projects
News & Ideas
New USFWS guidance could narrow how “take” is interpreted under the Endangered Species Act, with...
ESA researchers tracked Striped Bass movement in the Clifton Court Forebay to help California Delta...
What the return to species-specific Section 4(d) rules means for project planning, permitting, and compliance.
Recent monitoring shows the large-scale restoration is reversing decades of channel incision while supporting sediment...
Barbra Calantas, ESA’s Biological Resources and Land Management Practice Leader, shares timely guidance in a...