Creating Comprehensive Protected Areas: The Ecology of the Ppkea - - PowerPoint PPT Presentation

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Creating Comprehensive Protected Areas: The Ecology of the Ppkea - - PowerPoint PPT Presentation

Creating Comprehensive Protected Areas: The Ecology of the Ppkea Tide Pools and their Value to the Ppkea Marine Life Conservation District Anne Rosinski Nearshore Ecology: Hawai i Vital coastal zone area including: TIDE POOL


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SLIDE 1

Creating Comprehensive Protected Areas:

The Ecology of the Pūpūkea Tide Pools and their Value to the Pūpūkea Marine Life Conservation District

Anne Rosinski

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SLIDE 2

Nearshore Ecology: Hawai’i

  • Vital coastal zone area

including: TIDE POOL habitat

  • Tide pool can serve

several ecological functions

  • Fish nursery, food/shelter,

connection to deeper reefs

Introduction Methods Results Discussion Conclusions Questions

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SLIDE 3

Pūpūkea Tide Pools

  • Marine Life Conservation District (MLCD)
  • Boundary change and administrative rules
  • 1975: Last baseline of tide pools by Kimmerer

& Durbin

Introduction Methods Results Discussion Conclusions Questions

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SLIDE 4
  • 1. Update 1975 ecological baseline in Pūpūkea

tide pools

  • 2. Compare findings to Shark’s Cove and other

tide pools around O’ahu

  • 3. Make recommendations on future legal

efforts concerning administrative rules

This Study

Introduction Methods Results Discussion Conclusions Questions

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SLIDE 5

Introduction Methods Results Discussion Conclusions Questions

Measuring the Biological Variables

  • Used visual transects
  • Measured # of fish and

invertebrates and # of species

  • Presence/absence of coral

species

  • Depth, tide, date, and time

were recorded

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SLIDE 6

Measuring the Environmental Variables

  • Temperature Loggers
  • Measured temperature and

salinity at 25 random locations

  • Depth measured at

transect locations

  • Correlation of

environmental variables to tide pool biology

Introduction Methods Results Discussion Conclusions Questions

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SLIDE 7

Results: Biological Baseline

Introduction Results Methods Discussion Conclusions Questions

FISH 42 species, 21 families

  • 1. Āholehole
  • 2. Manini
  • 3. Uouoa

INVERTEBRATES 26 species

  • 1. ‘Ina
  • 2. Teated sea cucumber
  • 3. Wana
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SLIDE 8

Results: Biological Baseline

Introduction Results Methods Discussion Conclusions Questions Fish Abundance

Less More

Fish Species Richness

Less More

Invert Abundance

Less More

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SLIDE 9

Day

Results: Biological Baseline

Night

  • 1. ‘Ina
  • 3. Wana
  • 1. ‘Ina
  • 2. Sea hare
  • 3. Polyplectana

kefersteini

  • 2. Teated sea

cucumber

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SLIDE 10

Results: Biological Baseline

Introduction Results Methods Discussion Conclusions Questions Coral Species Richness Lace Lobe Rice Mound False Brain Cauli- flower Finger

Less More

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SLIDE 11

Results: Environmental Variables Temperature Loggers

Introduction Results Methods Discussion Conclusions Questions

83.8 (°F) 75.5 79.7 82.4

Corals become stressed!

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SLIDE 12

Introduction Results Methods Discussion Conclusions Questions

24 26 28 30

Temp (°C)

Temperature Profile from Logger in shallow water

Results: Environmental Variables Temperature Loggers

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SLIDE 13

Sampling Grid

Results: Environmental Variables Temperature and Salinity Grid

Introduction Results Methods Discussion Conclusions Questions

Colder Warmer Less More

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SLIDE 14

Results: Depth Measurements

Introduction Results Methods Discussion Conclusions Questions

Depth (m)

Deep Shallow

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SLIDE 15

Results: Relationships

Fish Abundance increases: Total (fish + invertebrate) Abundance increases:

Introduction Results Methods Discussion Conclusions Questions

Shallow water Rising/falling tide Deeper water Lower salinity

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SLIDE 16

Pūpūkea tide pools compared to…

Results: Site Comparisons

Introduction Results Methods Discussion Conclusions Questions

Shark’s Cove 1975 Baseline Other Tide Pools on Oahu

* Highest number of fish species

  • bserved, different fish composition,

lower avg. salinity

* Similar fish abundance and number of

species per transect

* 14% increase in fish species observed,

similar salinity range

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SLIDE 17

Introduction Discussion Methods Results Conclusions Questions

Important Biological Findings

  • Depth and tide

relationship similar to

  • ther research

(Mahon & Mahon 1994, Gibson & Yoshiyama 1999, Davis 2000, Castellanos-Galindo et al. 2005, Rojas & Ojeda 2010)

  • Unique Salinity and

fish composition

  • Āholehole and Manini
  • Evidence of juvenile

fish habitat

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SLIDE 18
  • 1. Community meeting
  • 2. Public hearing with DAR
  • 3. HAR §13-1-26 Petitions for

adoption, amendment, or repeal of rules

  • 4. Continue education and
  • utreach activities

Legal Options

Introduction Conclusions Methods Results Discussion Questions

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SLIDE 19

Life Update: Future Involvement

  • Graduation from
  • U. Miami
  • NOAA Coral Reef

Management Fellowship: Hawaii DAR

  • Makai Watch Biological

Monitoring Guidelines

  • Hawaii Conservation

Conference

  • MPW Tide Pool

Monitoring training

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SLIDE 20

Mahalo!

Committee, Colleagues, Family, and Friends

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SLIDE 21

Questions