- Audubon WatchList: Newell's Shearwater (Puffinus auricularis newelii)
- Overview, status, and population size accompany details on identification, distribution, trends, ecology, threats, conservation, and how to help.
- Audubon: Black-vented Shearwater (Puffinus opisthomelas)
- WatchList article examines introduced predators, status, population size and trends, appearance, similar species, range, nesting grounds, preferred diet, and conservation.
- BBC Nature: Manx Shearwater (Puffinus puffinus)
- Wildfacts includes photos, statistics, physical description, distribution, habitat, diet, behavior, reproduction, status, and voice.
- BirdGuides: Great Shearwater (Puffinus gravis)
- Features images, size and appearance, habitat, migration, recent sitings and photographs, and related article.
- Black-vented Shearwater (Puffinus opisthomelas)
- Introduction covers name, range, behavior, habitat, status, population estimates, foraging, diet, and breeding locations. From The Birds of North America.
- EarthLife.net: Shearwaters (Procellariidae)
- Information discusses taxonomy, range, migration, breeding colonies, characteristics, behavior, nesting, life cycle, and list of endangered species.
- Flesh-footed Shearwater (Puffinus carneipes)
- WhatBird.com presents threat level, overview, range, habitat, sound and clip, interesting facts, related birds, range map, identification, and behavior.
- Pink-footed Shearwater - BirdLife Species Factsheet
- Contains status and justification, size and appearance, distribution, population, ecology, threats, current and future conservation efforts, and taxonomic sources.
- Short-tailed Shearwater (Puffinus tenuirostris)
- BorealForest.org reports physical description, habitat, diet, and historical notes.
- Sooty Shearwater - BirdLife Species Factsheet
- Includes status and reasons, family, range and population, nesting, diet, threats, monitoring, and proposed measures.
- Sooty Shearwater (Puffinus griseus)
- Short article offers pictures, range, breeding locations, wintering distribution, sound files, and references.
- Threatened Species: Flesh-footed Shearwater
- For birds in New South Wales, Australia offers status, description, location and habitat, threats, recovery strategies, and what needs to be done.
- Wales Nature: Manx Shearwater
- Provides video, habitat, movement, migration, diet, breeding, and source of common name.
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