Maintenance of water levels in feeding habitats using Commonwealth environmental water to support successful fledging of waterbird chicks. Figure 22 Cause and effect diagram depicting the influence of flow on waterbird survival and condition. Figure 23 Cause and effect diagram depicting the influence of flow on waterbird reproduction and recruitment. Yellow boxes indicate other CEDs. LTIM Project Evaluation Critical Metrics Survey methods Indicators questions covariates Colony extent Start and end of breeding Number of nests (pairs) per vegetation type Waterbird Cat 1 methods for large ibis Number of reproduction colonies in each nesting Inundation (Cat 1) repeat fortnightly ground stage (eggs, extent (ha) Optional surveys over a three month early & late Water depth component breeding season nestling stages) Diversity and Continuous measurement of Estimate of abundance of water depth (as per number of nests food Hydrology (Wetland) What did successfully resources standard method) fledged and Commonwealth (e.g., fish, frog, Adhoc observations of mean number environmental and waterbird diversity and of chicks water predators (birds of prey, contribute to: Number of Habitat pigs, foxes, cats) breeding heterogeneity Eulimbah Swamp and/or - waterbird events Vegetation Telephone Swamp in Waterbird populations? Number of type & Nimmie-Caira zone survival and - waterbird condition active colonies condition (Cat breeding? quality Number of 1) - waterbird breeding (DO, salinity) Optional chick fledging? species Total component - waterbird Number of waterbird survival? adults of each species species richness (including SA sites: 5 out of 5 years Colony extent non-colonial (Sep-Apr) Start and end species) Aerial reconnaissance of breeding Number of Waterbird surveys in spring and Number of nests predators reproduction fortnightly ground surveys (pairs) per (SA - where required in major vegetation Murrumbidgee egret colonies using SA type Selected Area) methods Number of nests Optional Ground surveys at start and in each nesting component end of breeding period for stage (eggs, smaller colonies Multiple early & late sites - egret, heron and nestling stages) cormorant colonies in
Maintenance of water levels in feeding habitats using Commonwealth environmental water to support successful fledging of waterbird chicks. Figure 22 Cause and effect diagram depicting the influence of flow on waterbird survival and condition. Figure 23 Cause and effect diagram depicting the influence of flow on waterbird reproduction and recruitment. Yellow boxes indicate other CEDs. LTIM Project Indicators Evaluation questions Metrics Critical covariates Survey methods Waterbird reproduction (Cat 1) Optional component What did Commonwealth environmental water contribute to: - waterbird populations? - waterbird breeding? - waterbird chick fledging? - waterbird survival? Colony extent Start and end of breeding Number of nests (pairs) per vegetation type Number of in each nesting stage (eggs, early & late nestling stages) Estimate of number of nests successfully fledged and mean number of chicks Inundation extent (ha) Water depth Diversity and abundance of food resources (e.g., fish, frog, and Habitat heterogeneity Vegetation type & condition quality (DO, salinity) Total waterbird species richness (including non-colonial species) Number of predators Cat 1 methods for large ibis colonies repeat fortnightly ground surveys over a three month breeding season Continuous measurement of water depth (as per Hydrology (Wetland) standard method) Adhoc observations of waterbird diversity and predators (birds of prey, pigs, foxes, cats) Eulimbah Swamp and/or Telephone Swamp in Nimmie-Caira zone Waterbird survival and condition (Cat 1) Optional component Number of breeding events Number of active colonies Number of breeding species Number of adults of each species Waterbird reproduction (SA - Murrumbidgee Selected Area) Optional component Colony extent Start and end of breeding Number of nests (pairs) per vegetation type Number of nests in each nesting stage (eggs, early & late nestling stages) SA sites: 5 out of 5 years (Sep-Apr) Aerial reconnaissance surveys in spring and fortnightly ground surveys where required in major egret colonies using SA methods Ground surveys at start and end of breeding period for smaller colonies Multiple sites - egret, heron and cormorant colonies in
murrumbidgee-me-plan.docx