PEARL: Data Acquisition and Information Summaries for Environmental Education

and Outreach in Maine.

David Kramar and Peter Vaux

• Brief History and Overview

• Recent Developments– On-the-fly plotting– Information summaries– “Windows” into PEARL

• Science for the Public• Integration into education• Questions/Comments

A Road Map to PEARL

The Core of the System

• Independent Oracle Tables

• Minimal data requirements

• Remote data upload via the Data Annex System

• Consistent geo-referencing

Background and History

• Originally developed in 1997

• “Lake” Centric• Water Quality Data• Major Renovation in

2003-2004• No longer Lakes

focused

Recent Developments

• Data by Lake• By Stream• By Town• By Watershed (HUC)

• Text based retrieval• Map based retrieval• Subject based

retrieval

Lake Based Data Retrieval

• Lakes– Temperature and

Dissolved Oxygen– Transparency and

Secchi– “on the fly” fish

species lists– “on the fly” mussel

inventories

Temperature and Dissolved Oxygen

Transparency and Secchi

Fish and Mussel Species

Town/County Based Data Retrieval

Watershed Based Data Retrieval

Subject Based Data RetrievalSubject Based Searches By Resource Type

Summaries and References

Map Based Data Retrieval

•Lake•Watershed•Town

Focus Topics

• Focus Topics– Lakes Guide– Atlantic Salmon– Freshwater Biodiversity– Penobscot River

Lakes Guide

• Water Quality• Fish and Anglers• Aquatic Plants and

Animals

Lakes GuideWater Quality

Lakes GuideAquatic Plants and Animals

Atlantic Salmon

Atlantic Salmon

Atlantic Salmon

Atlantic Salmon

Atlantic Salmon• Access to Key Datasets• Interactive Mapping of Key Data• Key References• Multiple Search Capabilities

PEARL’s Other Resources

• Science Guides• Teacher Resources• General Resources• Image Gallery

Organizations Using PEARL

Maine VolunteerLake Monitoring Program

Links to PEARL Lake Overview page

Organizations Using PEARL

Maine Lakes Conservancy Institute (MLCI) Student Portal

Under Development

Spatially Referenced Bibliography• In collaboration with the Gulf of Maine Council• PEARL and the Knowledgebase Linked• Retrieve references based on geography and keywords

Questions?

http://www.pearl.maine.edu