Found 35 datasets matching "alien species".
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Baseline surveys were conducted at numerous sites around each island, including those identified as "hotspots" by the Department of Aquatic Resources, around the islands of Hawaii, Maui, Molokai,...
Search relevance: 144.36 | Views last month: 0 -
Surveys for adult invertebrates that were part of the hull fouling communities were done to determine to what extent marine alien invasive species (AIS) are being transported in this fashion. The...
Search relevance: 137.41 | Views last month: 0 -
Data on alien (non-native) plant species surveys within the boundaries of disturbed sites within Yosemite National Park. Surveys were supplemented by quadrat-based subsampling of some campgrounds,...
Search relevance: 111.01 | Views last month: 4 -
Following a survey effort to describe alien plant invasion of anthropogenically disturbed areas, this project set the stage for inventorying areas of natural disturbance in Yosemite National Park....
Search relevance: 100.49 | Views last month: 3 -
An experiment was performed to assess the potential to use native sea urchins as biocontrols for alien/invasive seaweeds. One species of urchin, tripneustes gratilla, was bedded in a 1/4 m2 plot...
Search relevance: 75.22 | Views last month: 1 -
Background The Colchis is one of the species-rich refugia and a centre of biological diversity in western Eurasia. We analysed patterns of richness, endemism and invasions in relation to...
Search relevance: 62.49 | Views last month: 0 -
Hawaii has a terrestrial herpetofauna consisting of six frogs, 19 lizards, one snake, and four turtles. Reports that Gekko gecko and Osteopilus septentrionalis are established in the state are...
Search relevance: 59.18 | Views last month: 0 -
In 2003, the National Park Service acquired 46,943 ha of Kahuku Ranch, in the Ka'u district of Hawai`i. This addition to Hawai`i Volcanoes National Park includes a diverse assemblage of vegetation...
Search relevance: 57.08 | Views last month: 0 -
Due to the geographic isolation of the Hawaiian Islands, close to 25% of Hawaii's reef fishes and red algae species are endemic. This leaves Hawaiian coral reefs particularly vulnerable to alien...
Search relevance: 52.99 | Views last month: 4 -
This raster data layer represents the presence of alien and invasive reef fish species within 2 km of an observation, including roi or bluespotted grouper (Cephalopholis argus), ta'ape or...
Search relevance: 40.43 | Views last month: 2 -
Sleeper populations are established populations of introduced species whose population growth is limited by one or more abiotic or biotic conditions. Sleeper populations pose an invasion risk if a...
Search relevance: 38.42 | Views last month: 0 -
In 2017, a workshop was held for Lower Klamath and Tule Lake National Wildlife Refuges to 1) review the refuges conservation situation (goals, objectives, conservation priorities), 2) review...
Search relevance: 38.18 | Views last month: 0 -
These two raster data layers depict the land cover and degree of human disturbance to plant communities on the seven main Hawaiian Islands, and were developed as part of a comprehensive assessment...
Search relevance: 38.07 | Views last month: 1 -
This layer depicts the status, or degree of disturbance, to plant communities on the main Hawaiian Islands. Several layers were uset to create this version (v 3.4). The original HabQual layer was...
Search relevance: 38.07 | Views last month: 0 -
In 2016, an invasive plant inventory of priority invasive plant species in priority areas was conducted at Kern National Wildlife Refuge. Results from this effort will inform the development of...
Search relevance: 37.88 | Views last month: 0 -
In 2020, a workshop was held for San Luis, Merced and San Joaquin River National Wildlife Refuges to 1) review the refuges conservation situation (goals, objectives, conservation priorities), 2)...
Search relevance: 37.88 | Views last month: 0 -
In 2015, a workshop was held for Guadalupe-Nipomo Dunes National Wildlife Refuge to 1) review the refuge conservation situation (goals, objectives, conservation priorities), 2) review invasive...
Search relevance: 37.59 | Views last month: 0 -
In 2016, a workshop was held for Stillwater National Wildlife Refuge to 1) review the refuge conservation situation (goals, objectives, conservation priorities), 2) review invasive plant...
Search relevance: 37.59 | Views last month: 0 -
In 2021, a workshop was held for Desert and Pahranagat National Wildlife Refuges to 1) review the refuge conservation situation (goals, objectives, conservation priorities), 2) review invasive...
Search relevance: 37.27 | Views last month: 1 -
In 2017, invasive plant species and area priorities for baseline inventory and early detection were identified for Marin Islands National Wildlife Refuge. Results from this effort will inform a...
Search relevance: 37.27 | Views last month: 0
