The reproductive ecology of the Antarctic bivalve Aequiyoldia eightsii (Protobranchia: Sareptidae) follows neither Antarctic nor taxonomic patterns

• Published in: Polar Biology
• Main Authors: Lau, Sally C.Y., Grange, Laura J., Peck, Lloyd S., Reed, Adam J.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Springer 2018
• Subjects: Antarctic; The Antarctic; Antarctic Peninsula; Austral; Rothera; Rothera Point; Antarc*; Polar Biology
• Online Access: http://nora.nerc.ac.uk/id/eprint/517434/; https://nora.nerc.ac.uk/id/eprint/517434/1/10.1007_s00300-018-2309-2.pdf; https://link.springer.com/content/pdf/10.1007%2Fs00300-018-2309-2.pdf

The accepted paradigm for reproduction in Antarctic marine species is one where oogenesis takes 18 months to 2 years, and a bimodal egg-size distribution where two cohorts of eggs are present in female gonads throughout the year. These slow gametogenic traits are driven by low temperature and/or the...