User profiles for Alex Hearn
Alex HearnUniversidad San Francisco de Quito Verified email at usfq.edu.ec Cited by 2897 |
[HTML][HTML] Hotspots within hotspots? hammerhead shark movements around wolf island, galapagos marine reserve
Are pelagic species such as sharks and tuna distributed homogenously or heterogeneously
in the oceans? Large assemblages of these species have been observed at seamounts and …
in the oceans? Large assemblages of these species have been observed at seamounts and …
Global spatial risk assessment of sharks under the footprint of fisheries
Effective ocean management and the conservation of highly migratory species depend on
resolving the overlap between animal movements and distributions, and fishing effort. …
resolving the overlap between animal movements and distributions, and fishing effort. …
Inter-island movements of scalloped hammerhead sharks (Sphyrna lewini) and seasonal connectivity in a marine protected area of the eastern tropical Pacific
Marine top predators are common at offshore bathymetric features such as islands, atolls,
and seamounts, where most pelagic reef fish reside, while certain sharks perform inter-island …
and seamounts, where most pelagic reef fish reside, while certain sharks perform inter-island …
The rocky path to sustainable fisheries management and conservation in the Galápagos Marine Reserve
A Hearn - Ocean & Coastal Management, 2008 - Elsevier
Human activities in the Galápagos Marine Reserve are managed by a two-tier system
involving a multi-stakeholder local participatory forum and a national inter-ministerial decision-…
involving a multi-stakeholder local participatory forum and a national inter-ministerial decision-…
Adult female whale sharks make long-distance movements past Darwin Island (Galapagos, Ecuador) in the Eastern Tropical Pacific
AR Hearn, J Green, MH Román, D Acuña-Marrero… - Marine biology, 2016 - Springer
Most previous studies on whale shark movements have been on immature sharks. Here, we
present tracking data for large females that we tagged at the Galapagos Islands, where they …
present tracking data for large females that we tagged at the Galapagos Islands, where they …
Residency of the scalloped hammerhead shark (Sphyrna lewini) at Malpelo Island and evidence of migration to other islands in the Eastern Tropical Pacific
…, GA Soler, AP Klimley, JT Ketchum, A Hearn… - Environmental biology of …, 2011 - Springer
Sixty nine hammerhead sharks, Sphyrna lewini, were tagged at Malpelo Island (Colombia)
with ultrasonic transmitters during March 2006, 2007 and 2008, as part of a study to …
with ultrasonic transmitters during March 2006, 2007 and 2008, as part of a study to …
Young children's trust in their mother's claims: Longitudinal links with attachment security in infancy
…, B Arnott, L Elliott, B Liddle, A Hearn… - Child …, 2009 - Wiley Online Library
In a longitudinal study of attachment, children (N = 147) aged 50 and 61 months heard their
mother and a stranger make conflicting claims. In 2 tasks, the available perceptual cues …
mother and a stranger make conflicting claims. In 2 tasks, the available perceptual cues …
Diving into the vertical dimension of elasmobranch movement ecology
Knowledge of the three-dimensional movement patterns of elasmobranchs is vital to understand
their ecological roles and exposure to anthropogenic pressures. To date, comparative …
their ecological roles and exposure to anthropogenic pressures. To date, comparative …
Global collision-risk hotspots of marine traffic and the world's largest fish, the whale shark
Marine traffic is increasing globally yet collisions with endangered megafauna such as
whales, sea turtles, and planktivorous sharks go largely undetected or unreported. Collisions …
whales, sea turtles, and planktivorous sharks go largely undetected or unreported. Collisions …
Undersea constellations: the global biology of an endangered marine megavertebrate further informed through citizen science
The whale shark is an ideal flagship species for citizen science projects because of its
charismatic nature, its size, and the associated ecotourism ventures focusing on the species at …
charismatic nature, its size, and the associated ecotourism ventures focusing on the species at …