Blue-green algae may produce some types of toxins.Logical formLearned from3 sentences. Algae can be efficient.Logical formLearned from3 sentences. Algae can be beautiful.Logical formLearned from3 sentences. Primary production can be by algae.Logical formLearned from3 sentences. Species can be constituted-of-or-filled-with green algae.Logical formLearned from3 sentences. An algae may float.Logical formLearned from3 sentences. Filamentous algae may be found in (or ditch).Logical formLearned from3 sentences. Algae can be attractive.Logical formLearned from3 sentences. Algae can be a group of organisms.Logical formLearned from3 sentences. An association can be with algae.Logical formLearned from3 sentences. Algae can be hairy.Logical formLearned from3 sentences. Algae may decompose.Logical formLearned from3 sentences. Snails may eat algae.Logical formLearned from3 sentences. Algae may multiply.Logical formLearned from3 sentences. Responses can be constituted-of-or-filled-with algae.Logical formLearned from3 sentences.