Chapters 1 - U.S. Fish and Wildlife Service

Implementation
Table 6-3
Proposed Update to the RONS Database
Based on the Proposals Described in Alternative C (Proposed Action)
Proposed RONS Projects
(presented in order of priority)
Corresponding
CCP Objective
Operating Costs
First Year
Cost
Recurring
Annual Cost
Conduct hydrological modeling to assist in the design of
a new water control structure near the center of the
western Bolsa Cell levee
2.7 $45,000 0
Update previous subsidence study for Anaheim Bay
Prepare restoration and monitoring plans for the 15
2.2 $50,000 0
acres of disturbed land located southeast and west of
7th Street Pond
Prepare restoration and monitoring plans for the 22
2.5, 2.6 $60,000 0
acres of nonnative upland habitat at the north end of
Case Road Pond
Design and implement a program to monitor physical
and biological changes (e.g., changes in tidal
2.6 $65,000 0
elevations, precipitation, distribution of tidal marsh
plant communities, wildlife species diversity and
abundance) on the Refuge that may be related to sea
level rise and climate change
2.2 $30,000 $20,000
Design and implement a water quality monitoring
program throughout the Refuge
Study freshwater flows originating from the Bolsa Chica
2.7 $35,000 $25,000
and Wintersberg flood control channels to understand
the effects on water quality in the marsh complex
Evaluate the current conditions (e.g., site elevation,
variability in tidal elevations, salinity, plant height and
density) in areas of the Refuge that support cordgrass
2.7 $50,000 0
vegetation and design a study, with appropriate postproject
monitoring protocols, to evaluate the effects on
cordgrass health and vigor of raising the elevation in
portions of the marsh plain
1.2, 2.2 $45,000 0
Install/ monitor the effectiveness of underwater
structures to support marine organisms
Inventory fish and marine invertebrate populations in
2.7 $20,000 $500
Anaheim Bay every three to five years in an effort to
update existing baseline studies
Update, or where appropriate establish, baseline data
2.1 $30,000 $6,000
for plant and wildlife species composition and relative
abundance
Implement directed searches for tiger beetles and, if
2.1 $50,000 0
appropriate, prepare and implement a management
plan to protect sensitive species
2.1 $20,000 $500
Draft Comprehensive Conservation Plan 6-31