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The Great Southern Reef is named after its world-famous neighbour to the north, the Great Barrier Reef, but has received a fraction of the attention and protection given to the latter. The Great Southern Reef is an important biodiversity hotspot and annually contributes more than AU$10 billion to the Australian economy. [ 2 ]
Drummond Island is the state's second-largest island (after Isle Royale) and is the most populous of Michigan's islands in Lake Huron, with a population of 1,058 at the 2010 census. While Mackinac Island had a population of 492, there are thousands more seasonal workers and tourists during the summer months.
[3] [4] In Australia, E. radiata forms the backbone of the Great Southern Reef, a system of interconnected kelp reefs that spans the coastline of southern Australia, underpinning biodiverse and productive ecosystems, and supporting valuable ecosystem services. [5] Ecklonia radiata grows in kelp beds on reefs and where sheltered can form dense ...
More recent research suggests that the weedy seadragon may be far more endangered than initially assumed as a result of climate change-induced marine heatwaves on the Great Southern Reef. Edgar et al (2023) documented a population decline of 59% between 2011 and 2021, a period of frequent and extensive marine heatwaves.
Saunders Reef State Marine Conservation Area (SMCA) is a marine protected area that extends offshore, just south of Schooner Gulch State Beach and north of Sail Rock in Mendocino County on California's north central coast. The marine protected area covers 9.35 square miles (24.2 km 2). Saunders Reef SMCA prohibits the take of all living marine ...
It became the thirteenth national marine sanctuary overall and first on the Great Lakes. Original boundaries followed that of Alpena County to 83 degrees west longitude totaling 448 square miles (338 sq nmi; 1,160 km 2). In 2014 it was expanded to 4,300 square miles (11,137 km 2). [3]
Macrocystis is a monospecific genus [3] of kelp (large brown algae) with all species now synonymous with Macrocystis pyrifera. It is commonly known as giant kelp or bladder kelp. This genus contains the largest of all the Phaeophyceae or brown algae. Macrocystis has pneumatocysts at the base of its blades.
E. dofleini is distinguished from other species by its large size. It is the largest octopus species. It is the largest octopus species. [ 4 ] [ 5 ] [ 12 ] Adults usually weigh around 15 kg (33 lb), with an arm span up to 4.3 m (14 ft). [ 13 ]