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Fig. 1 | Helgoland Marine Research

Fig. 1

From: Biometrical relationships in developing eggs and neonates of Octopus vulgaris in relation to parental diet

Fig. 1

Thermal time scale for O. vulgaris development based on Boletzky (1974). a Threshold temperatures for different Naef stages; bars SE obtained by nonlinear regression; dashed line represent the average threshold temperature. b Relationship between Naef stage and egg thermal time at different incubation temperatures; diamonds 25 °C; squares 20 °C; triangles 15 °C; circles 13 °C; the black line represents a cubic polynomial fitting

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Helgoland Marine Research

ISSN: 1438-3888

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