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: unknown
• Published: Springer 2018
• Subjects: Antarctic; Antarctic Peninsula; Austral; Rothera; Rothera Point; The Antarctic; Antarc*; Polar Biology
• Online Access: https://researchonline.jcu.edu.au/72770/1/72770.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...